OpenTechnical

OT-2026-000085254

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, sustained blow-off before 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-2026-000085254) never changes.

Identity and time

Publication numberOT-2026-000085254 · never reused
Internal UUID01a0ae99-43bb-7dc6-9463-5a803fe9993a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085254
StatusPUBLIC

Content hashes

Canonical text8f373c1c8ad5456fa1914e6e0ab3b651a28939661357fbd3797e06815f575689
Markdown1f54c78cd2151af7f53cf09252afd35df5201f7a4e101bcf8a2a282c6c6093cc
PDF
Publication page11d62b4dca1287660c8b800e74712e4b80d6798e9cbe3ba8316fb93fea769130
Manifest08382c0c3d8965a7310378682c4a1e5821e22cec43722398499ca216d4e7824f

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
Signaturebjs1B9oErHzr1Lg0ZWxdZ4dJEa6LMJsgloG6onqFr3zdt9tsCHGxXAuDf4N8YV3k7jsoCCw19t2N1uzW43eFBw==
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

2026-09-17T09:55:21.498027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085254
observed 11d62b4dca1287660c8b800e74712e4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.480423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085254/manifest.json
observed 08382c0c3d8965a7310378682c4a1e58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.460380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085254/publication.md
observed 1f54c78cd2151af7f53cf09252afd35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.442115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085254/publication.txt
observed 8f373c1c8ad5456fa1914e6e0ab3b651...
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.