UTC00:26ZNowSIREN 454.2/100Delta−0.1downsince 23:33ZObservedSources18/18reportingStatusOPERATIONAL

Where are the SIREN index moves? · 2026-10-20

SIREN 4 holds at 53.7

AI activity index today · AI activity level today · SIREN

Observed . The composite fell 0.1 points to 53.7 of 100. Capability was the highest-scoring live pillar at 65.0. The level did not change and no anti-flap rule was triggered.

53.8 53.7 −0.1

SIREN 4 · ROUTINE

Observed at
Prior score
53.8
New score
53.7
Change
−0.1
Level
SIREN 4 (ROUTINE), unchanged
Anti-flap rule
none
Engine version
1.0.0

Which pillars scored at this observation?

PillarScoreLive sources
Capability65.01 / 4
Compute & Capital45.41 / 3
Attention31.82 / 3
Governance53.21 / 2
Marketsno baseline0 / 3

Which inputs did the engine see?

Every reading the engine saw, exactly as fetched. Dark sources are listed as dark and were excluded from the arithmetic; none of them was imputed or treated as zero.

What is the receipt for this observation?

This observation is sealed into an append-only hash chain. The hash is the SHA-256 of this receipt’s canonical JSON with the hash field removed; prev_hash is the previous receipt’s hash. Change any input after the fact and every subsequent hash breaks.

Receipt id
2026-10-20T16-46-25Z
Hash
sha256:a75d75b02fe1dd2d280c3425152636f612a44ab8a2dcf35f2998acf12d587c48
Previous hash
sha256:aa4e73c2726be66f13c9682fea37c9ed85dd516f53e1f7990f35f0dd9c29181f

What questions do people actually ask?

Which pillars scored at this observation?

The composite fell 0.1 points to 53.7 of 100. Capability was the highest-scoring live pillar at 65.0. The level did not change and no anti-flap rule was triggered.

Which inputs did the engine see?

Every reading the engine saw, exactly as fetched. Dark sources are listed as dark and were excluded from the arithmetic; none of them was imputed or treated as zero.

What is the receipt for this observation?

This observation is sealed into an append-only hash chain. The hash is the SHA-256 of this receipt’s canonical JSON with the hash field removed; prev_hash is the previous receipt’s hash. Change any input after the fact and every subsequent hash breaks.

Does this move mean a doom probability?

No. SIREN measures activity tempo. A move is a score change with a receipt — not a probability of harm.

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