OpenTechnical

OT-2026-000065469

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000065469) never changes.

Identity and time

Publication numberOT-2026-000065469 · never reused
Internal UUID01a0ae8e-46f9-71a1-80ce-2df558b25f7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065469
StatusPUBLIC

Content hashes

Canonical texta84b57ac265b8a6df11d4a94adcfc55aebec149ad04a158d4fca8a6026cf5854
Markdownb226515806b7f80e6a79fe90c615f1004ed33a477e39acbeb748c3b0cb64070d
PDF
Publication page685f9f3aad443505d11380ac204fedf60c7060fdc5eb60d6ec2b43272b8d3e29
Manifest47704eeb041611e6b22883191fb2dab006e74533523cc0c351a3e24f282f4cd8

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
Signaturem1qWxzByo2oB5lyfceY8plxGR0dScL5KcgVKLWjLTbIWpdroN/hhGuWMrl6yhjnDJyjKGg91kuGe7ZnP7kNYBg==
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

2026-09-17T10:33:44.977337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065469
observed 685f9f3aad443505d11380ac204fedf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.955683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065469/manifest.json
observed 47704eeb041611e6b22883191fb2dab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.935734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065469/publication.md
observed b226515806b7f80e6a79fe90c615f100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.919561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065469/publication.txt
observed a84b57ac265b8a6df11d4a94adcfc55a...
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.