OpenTechnical

OT-2026-000060853

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000060853) never changes.

Identity and time

Publication numberOT-2026-000060853 · never reused
Internal UUID01a0ae8a-b7d2-7e72-934a-4fc2bcf2f533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060853
StatusPUBLIC

Content hashes

Canonical textb8649eb984d9a223e87af16a9e1ab4a061c6357eaee339df3f87dcb2bb8b006e
Markdown55c4e654f82aba764e1db01cca48e62ecc3656d8b1c79883a338ccd07749f034
PDF
Publication page854a2353cd19c94f1cf257bfd81cd3e760f5279a5f646c9e018b5c26d5c331e4
Manifest83e583231dc372695a9644d8edd85deb28a1bb9571aa4621ecd0420ff60cd3e4

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
Signaturefh2OZlXS4Jip8SykVpfCF1oUOZTc1qCVy0QeijD9Mj+xy2fUFlQ3D/j4rqbJ/9FoWKHQXbl1a1ROJTst3m4dCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:36.674518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060853
observed 854a2353cd19c94f1cf257bfd81cd3e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.657759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060853/manifest.json
observed 83e583231dc372695a9644d8edd85deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.639960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060853/publication.md
observed 55c4e654f82aba764e1db01cca48e62e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:36.623668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060853/publication.txt
observed b8649eb984d9a223e87af16a9e1ab4a0...
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.