UTC01:34ZNowSIREN 448.4/100Delta+0.7upsince 00:38ZObservedSources15/15reportingStatusOPERATIONAL

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

SIREN 4 holds at 47.7

AI activity index today · AI activity level today · SIREN

Observed . The composite fell 0.1 points to 47.7 of 100. Capability was the highest-scoring live pillar at 52.4. The level did not change and no anti-flap rule was triggered.

47.8 47.7 −0.1

SIREN 4 · ROUTINE

Observed at
Prior score
47.8
New score
47.7
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
Capability52.41 / 4
Compute & Capital44.51 / 3
Attention33.32 / 3
Governance52.41 / 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
2026-10-20T00-38-46Z
Hash
sha256:5f51ceebe199719d66dde4b934631c403b4a3e05e728d7cd8578da23f4b6f29c
Previous hash
sha256:3f713d5ec2aaabd150e80c62fe9cf068c4f5301fe461e5406dae44f9d51276b2

What questions do people actually ask?

Which pillars scored at this observation?

The composite fell 0.1 points to 47.7 of 100. Capability was the highest-scoring live pillar at 52.4. 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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