OpenTechnical

OT-2026-000066753

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000066753) never changes.

Identity and time

Publication numberOT-2026-000066753 · never reused
Internal UUID01a0ae8e-ce42-7d10-8db3-5e4275e3d4cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066753
StatusPUBLIC

Content hashes

Canonical texta165028eb48cfe73ae2b2ad0860ef85297a6a3dd1f26eb71dceb1544c9700792
Markdown5241937c15f60c98d713072d268453c54552519f598888e4f369836f39abf31e
PDF
Publication page36d9891e9ad6deae0443b11bf559f8ce7b9ed1228e5656e54ece95ed865c604d
Manifest793ad1aae46cbeaf6200ac1f45c56459c101b499426e5ea71b1253576c729d7a

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
Signature0bHwalppc4iv9bS0Rim6kq0tMhEJQhAbk9BbAvhUNVZ0jLXPYzPaAGULWnkx1Oe4/L/ZCyRQA8PfKAjE6WrBAQ==
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

2026-09-17T10:33:09.932234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066753
observed 36d9891e9ad6deae0443b11bf559f8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.913875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066753/manifest.json
observed 793ad1aae46cbeaf6200ac1f45c56459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.894838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066753/publication.md
observed 5241937c15f60c98d713072d268453c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.876289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066753/publication.txt
observed a165028eb48cfe73ae2b2ad0860ef852...
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.