OpenTechnical

OT-2026-000065277

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000065277) never changes.

Identity and time

Publication numberOT-2026-000065277 · never reused
Internal UUID01a0ae8e-1dfa-7d93-905e-a7aac5b49819 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065277
StatusPUBLIC

Content hashes

Canonical textf3880f7494663487ce13fb485e27ce9a8da1e4b05edae4d4a6071e148cd4bc97
Markdown007f20482aa0ac393dfaf0a3c405bca31d5c3dd36c2d5c2b127b9366276c3b86
PDF
Publication page219443a40fac11baf06839aee72bdf4e654ca1878d5c5ab212f7137ec1215e31
Manifestcbcfc9cd17a8e74648d900ef9a85956e4fb12e4bb9ae3d32cec98624ddb17321

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
Signatureb4DuhGXBro/pKoVRzi8FMLMl0LbtnP2EAmUGEhFWcsMKkV5g7uynl6l4IYWVvvtKh3JbadV5Q4WR8kT5iq3oAQ==
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

2026-09-17T10:35:14.655699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065277
observed 219443a40fac11baf06839aee72bdf4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.637137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065277/manifest.json
observed cbcfc9cd17a8e74648d900ef9a85956e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.617411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065277/publication.md
observed 007f20482aa0ac393dfaf0a3c405bca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.598207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065277/publication.txt
observed f3880f7494663487ce13fb485e27ce9a...
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.