OpenTechnical

OT-2026-000014463

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, pulsed 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-2026-000014463) never changes.

Identity and time

Publication numberOT-2026-000014463 · never reused
Internal UUID01a0ae6d-b27b-749d-90cc-d72e773a2d05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014463
StatusPUBLIC

Content hashes

Canonical textca378152c18c93507736bfd7f39efea47ffd4aef84a3db21007b5ea5ead031a2
Markdown31a054d4e5566e7ea5fd7dccf597832cdb6ca1d1b9ed2e0f2e6546030e5bb9bc
PDF
Publication page49b1fe554ea663b8b89ee778c688983b3d414181b5d44b74e22e2ccc273319d4
Manifestb7455a8b24ea5ce99318f361d9487e8d808289d4de7020456ba151fa1dd75343

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
SignatureN+17wdh2d8XsP8nF4Q/IepLyjNFCgHT1sU2OdgsiO9DzJRbejTpVATWn7MEyEELCP/AayxAODZIGHJHBqFGLBg==
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

2026-09-17T12:10:16.278921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463
observed 49b1fe554ea663b8b89ee778c688983b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.256890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463/manifest.json
observed b7455a8b24ea5ce99318f361d9487e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.235084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463/publication.md
observed 31a054d4e5566e7ea5fd7dccf597832c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:16.213739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463/publication.txt
observed ca378152c18c93507736bfd7f39efea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.546958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463
observed 49b1fe554ea663b8b89ee778c688983b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.529418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463/manifest.json
observed b7455a8b24ea5ce99318f361d9487e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.511010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463/publication.md
observed 31a054d4e5566e7ea5fd7dccf597832c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.492250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014463/publication.txt
observed ca378152c18c93507736bfd7f39efea4...
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.