OpenTechnical

OT-2026-000045829

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000045829) never changes.

Identity and time

Publication numberOT-2026-000045829 · never reused
Internal UUID01a0ae7d-8f05-7837-b79c-b380cb732b03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045829
StatusPUBLIC

Content hashes

Canonical text68959d3ed1b8535252ba5b0f4d9f27bcd5d357c75589d7ff3ead4fa57a85cdc2
Markdown1b00fc150fccda16109b0671fe96bdd60d0957fe26c412f38bd8e1ffe3c06f2b
PDF
Publication page0f163d7d0e49fcb19d5528c9e527d28035cd1de015aad7200b712f79ead72696
Manifest2cc91cafa93ce425643e48a3bb26b09c3894eae5bf97a99ea62e3c1410f4f0e4

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
SignaturebAVjjQvhLXvJYdX75J1EWHNzrnG2SaFtx50qo1pn5AtWABkpMpeNqrghUlETG1a529hb7XimB7vbsneep62BAA==
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

2026-09-17T11:09:42.301253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045829
observed 0f163d7d0e49fcb19d5528c9e527d280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:42.282213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045829/manifest.json
observed 2cc91cafa93ce425643e48a3bb26b09c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:42.246514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045829/publication.md
observed 1b00fc150fccda16109b0671fe96bdd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:42.212608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045829/publication.txt
observed 68959d3ed1b8535252ba5b0f4d9f27bc...
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.