OpenTechnical

OT-2026-000037281

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000037281) never changes.

Identity and time

Publication numberOT-2026-000037281 · never reused
Internal UUID01a0ae77-b8cc-7f3b-846d-991c9dafd997 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037281
StatusPUBLIC

Content hashes

Canonical text85512172c57b3a3495e9dfa78670b89def2b2299637e581f9017b0bf84e735d0
Markdownb37f122033d1603f3613b619aac309f038e196d426c57dc7074967a868beac8c
PDF
Publication page5865679319e437419285e9542a6e0229c8befb5068f131cc2029f19850c82622
Manifestd70d4daf21b839cbfe05119ae0589cf55561fc6f0ac4feb52f509d569dc85f89

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureqwZCaDWKRSdvrZLaHKbbKcxeilCS9xahx08Cyoyh8Vl5tQPxykUNulThH+mCITaw8wvtlhwWPnzeTANNL5gpDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:33.579991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037281
observed 5865679319e437419285e9542a6e0229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.562918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037281/manifest.json
observed d70d4daf21b839cbfe05119ae0589cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.544847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037281/publication.md
observed b37f122033d1603f3613b619aac309f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.527610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037281/publication.txt
observed 85512172c57b3a3495e9dfa78670b89d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.