OpenTechnical

OT-2026-000082629

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000082629) never changes.

Identity and time

Publication numberOT-2026-000082629 · never reused
Internal UUID01a0ae97-8cc8-7a84-b7ff-6e8170ac266f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082629
StatusPUBLIC

Content hashes

Canonical texte28e1b3d5b74eaef1d44c32b614049f5509368fd2df2c67de42134179536ae03
Markdownfa4fe485cb455b273adad851bcacbac89830a16d5945fa040651f1faa3d5fe62
PDF
Publication page22ee805bd122c738ad0784a090e86af2c6e5affac5c00e321918a35f555ef1eb
Manifeste5f4b33115ecc61bc342e9241fa226e526127de4d19bbb65b8ab40f9933c4479

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
SignatureXEH2BuE96dyWj9A+0eo5IdRMsxHV5mYFZTdlzuCvdbsOBtjELhzW8VZDjjS6BmEqdpuBGwHSUMWHyZep9E5FCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:11.017983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082629
observed 22ee805bd122c738ad0784a090e86af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:10.999673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082629/manifest.json
observed e5f4b33115ecc61bc342e9241fa226e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:10.984038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082629/publication.md
observed fa4fe485cb455b273adad851bcacbac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:10.965703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082629/publication.txt
observed e28e1b3d5b74eaef1d44c32b614049f5...
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.