OpenTechnical

OT-2026-000016798

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000016798) never changes.

Identity and time

Publication numberOT-2026-000016798 · never reused
Internal UUID01a0ae6e-5919-76e8-927e-54c1d5a600e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016798
StatusPUBLIC

Content hashes

Canonical text2b329e8e3a623c20d7bdd0847f3ccf5d2f5fb1f446b96ddbfc9e13916340718b
Markdown7d0aa6dceb7ec1a3261ce29e2f0f44519fbdcef6aff74a249ee9a858cb153826
PDF
Publication page47f960dfaa16f25340215657b6988ad52ca28fa9e2594ed5083aa19616e23a13
Manifest8892a0988efe267e30867e2960f80529877fcfd6dc15c1dba214aeba4bd0e2f4

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
SignatureNEuLMPDZSZ+ogyz5Cqimdw1U1lgARc3Uit6wTaoWCXl6JaFHi12JN5/IewzXW2Bg+Ii8VDulKMx7Hf5s1piMCA==
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

2026-09-17T12:03:02.869388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016798
observed 47f960dfaa16f25340215657b6988ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.852965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016798/manifest.json
observed 8892a0988efe267e30867e2960f80529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.832958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016798/publication.md
observed 7d0aa6dceb7ec1a3261ce29e2f0f4451...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.814614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016798/publication.txt
observed 2b329e8e3a623c20d7bdd0847f3ccf5d...
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.