OpenTechnical

OT-2026-000065657

Publication integrity record

Three cup vacuum gripper, three 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-2026-000065657) never changes.

Identity and time

Publication numberOT-2026-000065657 · never reused
Internal UUID01a0ae8e-46fa-7975-8eca-b2edf0c831e3 · 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-2026-000065657
StatusPUBLIC

Content hashes

Canonical textf2e273a1da7145b759edc3b12662dd1ca8b49aa62671722ecdd11c2fa6777f0c
Markdown7ae4afcf83d0a1ec815e0fa74e89e49da672dcd19290d6db4da3e3c4d4cd5eaa
PDF
Publication page52e4aae39ceccd83c1689bf8ea35c85524d757fad00e6fbbe2d90ebf395f71b3
Manifest679e8d4144fe2a5c1d62dbed5202876881fc23b0c43b5bc3ca1e4b375cdd4541

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
Signaturew1WsGgQq/xKk2Wd0876GlFBGE9Qi+yz3xhxAISw8QJa9RMCU6lFaqbdOgiRuf2bWc4NwrsUcxsl6BIF0RIpZAg==
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

2026-09-17T10:34:03.787474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065657
observed 52e4aae39ceccd83c1689bf8ea35c855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:03.769330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065657/manifest.json
observed 679e8d4144fe2a5c1d62dbed52028768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:03.751899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065657/publication.md
observed 7ae4afcf83d0a1ec815e0fa74e89e49d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:03.735145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065657/publication.txt
observed f2e273a1da7145b759edc3b12662dd1c...
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.