OpenTechnical

OT-2026-000007373

Publication integrity record

Porous face vacuum gripper, per zone isolation, two stage ejector, vented after set down

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-2026-000007373) never changes.

Identity and time

Publication numberOT-2026-000007373 · never reused
Internal UUID01a0a97c-7b83-729c-b9e4-2d5af28d8bf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:11:42.725486Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007373
StatusPUBLIC

Content hashes

Canonical text6b3b077e6d3564a49019b4085f61a31e60ef57fd930a46b0815babaf98f630c8
Markdown553987c8ab2eeb0b268f8e1c46819abd19deb5103fa784691cda8c816727f1f6
PDF
Publication page038fbba5ae5416a111bb23112a50dcd5b97d202358b054da1acf97ab871f6a02
Manifest5ed3024bdfee9393e8540175db23328fc9e828e89fb4bbfc237dfaa5d0e2f5e0

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
SignaturenjwfQ7PeTIGZjgXPEZhCzdRQEERaK7jhux59e1C7k01OZWPuCil034sqqopba6L9m4qoWX7feZF+ZLnDKbcbBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:09.009869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007373
observed 038fbba5ae5416a111bb23112a50dcd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.996491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007373/manifest.json
observed 5ed3024bdfee9393e8540175db23328f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.984837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007373/publication.md
observed 553987c8ab2eeb0b268f8e1c46819abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:08.972096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007373/publication.txt
observed 6b3b077e6d3564a49019b4085f61a31e...
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.