OpenTechnical

OT-2026-000008335

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000008335) never changes.

Identity and time

Publication numberOT-2026-000008335 · never reused
Internal UUID01a0ae6a-e469-7327-a6bb-a5f373747f7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008335
StatusPUBLIC

Content hashes

Canonical text74a7a39b44a066f29d904bcaf4ac51b2d3886b262774aae0a8ce8fe4f0588690
Markdown672ecdbfcfbd1f7b3bfaf4a3bc5ed4fa201335a90b88b2534d041b67f17c7637
PDF
Publication pagee2414a5956a5497256fc93a6a8fa3a5707b70f08f29a7c8ee72c09b3b080bcad
Manifest57dd1c0802c562bdfdf2064549f2d2a763e93808a1e107856d0d4b50bc1beef3

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
Signaturekc8LZDAmUQGdAq5jkgv+Yo6/bs4XrwDjH7VZ+iolsykACGW4U9QLJfS1ADk0gdCdmpZwvIymvkCZO/xE0BEpBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:09.002782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008335
observed e2414a5956a5497256fc93a6a8fa3a57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.984634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008335/manifest.json
observed 57dd1c0802c562bdfdf2064549f2d2a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.965342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008335/publication.md
observed 672ecdbfcfbd1f7b3bfaf4a3bc5ed4fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.944587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008335/publication.txt
observed 74a7a39b44a066f29d904bcaf4ac51b2...
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.