OpenTechnical

OT-2026-000102802

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000102802) never changes.

Identity and time

Publication numberOT-2026-000102802 · never reused
Internal UUID01a0aea4-858c-7650-9f68-6b631e9a8a83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102802
StatusPUBLIC

Content hashes

Canonical texteca0e431d474869c8b17d375eb4649806dfa4866065aa25b6e8f3f469f752686
Markdownb760ff9f71cce1f97c6f19f7c9949bb2ea41015bf290cf8e71c41add4c5a9305
PDF
Publication pagef80401b67dd4a14a36b92af4777c5fb73cb20e86efec16b31f67a4400a3729e1
Manifestce210659ad6abf4c9bf10e69b170486b37206ed7cbdd7f8bb135b73286b5c53d

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
Signature5FtuHhg9NI5NIRHKqqe5x0fkT88FYjbWddE6563DlrjjMoB33YJ2vtzbxRK70tuuGmeG8k5mG63B1+ZdjDRdDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:19.860933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102802
observed f80401b67dd4a14a36b92af4777c5fb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.842764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102802/manifest.json
observed ce210659ad6abf4c9bf10e69b170486b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.825376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102802/publication.md
observed b760ff9f71cce1f97c6f19f7c9949bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.806208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102802/publication.txt
observed eca0e431d474869c8b17d375eb464980...
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.