OpenTechnical

OT-2026-000098664

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098664) never changes.

Identity and time

Publication numberOT-2026-000098664 · never reused
Internal UUID01a0aea2-42ad-79f0-b079-2da6b137b3b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098664
StatusPUBLIC

Content hashes

Canonical text69fcbdc068f980792d1dab0966b170c563c2fdb5ab589ec65fa307cf19d3b0f4
Markdown0d34f3a1dd3ed65ea92ab0f9068c0594720dce9e3754c9a73bccdb4d70b0e7d0
PDF
Publication page0028bc7e1d3dd73996d163c2a3328ef9c7b2d0e73bcb5748a1147efe60a4f776
Manifest24d69e745ed3b449e99174b4b8a5c167d9034a9bb7953ec5f357ae17d526cdad

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
SignatureYesjPPuYNPMj4JPxOOpiPKNY79EcD9W+mmKQn+xoQ2brkKo3+R7qTYV1kZQRjob+OqdedJ7XjkemzoatsABLDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:57.759170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098664
observed 0028bc7e1d3dd73996d163c2a3328ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.741178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098664/manifest.json
observed 24d69e745ed3b449e99174b4b8a5c167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.722895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098664/publication.md
observed 0d34f3a1dd3ed65ea92ab0f9068c0594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.706751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098664/publication.txt
observed 69fcbdc068f980792d1dab0966b170c5...
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.