OpenTechnical

OT-2026-000051434

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000051434) never changes.

Identity and time

Publication numberOT-2026-000051434 · never reused
Internal UUID01a0ae83-7c7f-783b-8bd0-aab8f033f8cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051434
StatusPUBLIC

Content hashes

Canonical text50402146a3bb4dd8c2a91d6b79ab5dd0f2d555a0e51bdda5fbded66cd28c8a6f
Markdowna7265ab27c4500e9106ac58c49a86b475058341cfef1633f59840230f20f3041
PDF
Publication page555ab37c8051fd1aca39b75ae533cd10d76cfd58df08dad4fba3096cfdb075a2
Manifestca375e2bc0d240a6eb35f264e1e61f2e270622a9fe17b4a527cfe1823b39a749

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
SignatureQVgUH0T9oixsm+6YATHUEbWRZtXMzwmxs0nDqTh0IhXnkQne/3zb8UBPTgXADhqK87Ty8rZNgTtzdIAFFbvfAA==
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

2026-09-17T10:58:09.314565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051434
observed 555ab37c8051fd1aca39b75ae533cd10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:09.296970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051434/manifest.json
observed ca375e2bc0d240a6eb35f264e1e61f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:09.279027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051434/publication.md
observed a7265ab27c4500e9106ac58c49a86b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:09.260596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051434/publication.txt
observed 50402146a3bb4dd8c2a91d6b79ab5dd0...
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.