OpenTechnical

OT-2026-000064662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000064662) never changes.

Identity and time

Publication numberOT-2026-000064662 · never reused
Internal UUID01a0ae8d-deb8-7fc8-95e0-66b2f90dc912 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064662
StatusPUBLIC

Content hashes

Canonical text87e9585f04fa95a9c7b0cf86154996788337c1fb005622e8969be00802726ec1
Markdown2eea6756b03a1355b9d27855f1648ea85f253f9d332ffaa325b64167f19359b4
PDF
Publication page4e8589bdda7efe27b66b97c29139f43937abc8af7892c0032a30a2d34656e4fb
Manifestd51c576086a0d7ead49beb06cdee885ddee33a2665035998fee9bf6c48c50bd1

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
SignaturesEQhu8LwXG2WWJt0Bvy37+A7c5X/HNnEQMU0i3cuHPHo02HhnTRRpqZXhmvv03HsrVYWMqqMVBloCGqG41nyAg==
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

2026-09-17T10:35:27.263199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064662
observed 4e8589bdda7efe27b66b97c29139f439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:27.244295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064662/manifest.json
observed d51c576086a0d7ead49beb06cdee885d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:27.227349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064662/publication.md
observed 2eea6756b03a1355b9d27855f1648ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:27.211733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064662/publication.txt
observed 87e9585f04fa95a9c7b0cf8615499678...
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.