OpenTechnical

OT-2026-000051470

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000051470) never changes.

Identity and time

Publication numberOT-2026-000051470 · never reused
Internal UUID01a0ae83-7c80-7606-a944-c9fb96dfcf0b · 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-2026-000051470
StatusPUBLIC

Content hashes

Canonical text2547b12a3cf846302dbd789bd980a468c1d0bb3bc010a9cf1722192f20ba71ce
Markdownd5ae6d009a9e0ed93f183cecc706d9756d686b68dcf634077a5708986fc86cd4
PDF
Publication page80bb679543c2e7218617652830543db66b05fada6c8074e3e638c04fcdb6cd6c
Manifest1c19707309142fc18f98b51d29d5cfa846e1c675e1fd36cc30e39661caaa0ed1

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
Signature5Jc2PHGQ6wJ28CLe43bAYyRHvYxPlYZcQgaHhj3tMcPHU3GHhdsqTI9XqUQI//tYJ1IbI1lD6HdQn1eWNrZCBQ==
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

2026-09-17T10:58:12.195764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051470
observed 80bb679543c2e7218617652830543db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.177361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051470/manifest.json
observed 1c19707309142fc18f98b51d29d5cfa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.157520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051470/publication.md
observed d5ae6d009a9e0ed93f183cecc706d975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.138784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051470/publication.txt
observed 2547b12a3cf846302dbd789bd980a468...
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.