OpenTechnical

OT-2026-000034691

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed 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-2026-000034691) never changes.

Identity and time

Publication numberOT-2026-000034691 · never reused
Internal UUID01a0ae76-1ed1-7639-80bc-e96500ea7691 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034691
StatusPUBLIC

Content hashes

Canonical text3fe59c2b25a95cb51afeba9e8515c325babb8c5f0951547c0604546c6b8ab432
Markdowne4daa370f7efe34718652bc481a16d4b644afc05798ea4e7a692b36392b3d82b
PDF
Publication paged82d52eeb86aa5ed345279bd314552ef98f4528ba665cecbfa52e0694a45166a
Manifest4e94d2e1cb502bc33eb41d7becc7466cf9ffff95a81f6ea80d06587a2217210e

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
Signaturez5CW6l+zosfm1Mlghx6+kfpAM93opp5ggz3p+e6VwrGr4QxS0gnrcrPCUPAmTcTOSXQveZOYEHMqPHhm9twxBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:04.791165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691
observed d82d52eeb86aa5ed345279bd314552ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.768661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691/manifest.json
observed 4e94d2e1cb502bc33eb41d7becc7466c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.745445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691/publication.md
observed e4daa370f7efe34718652bc481a16d4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.724627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691/publication.txt
observed 3fe59c2b25a95cb51afeba9e8515c325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.886545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691
observed d82d52eeb86aa5ed345279bd314552ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.869100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691/manifest.json
observed 4e94d2e1cb502bc33eb41d7becc7466c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.850608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691/publication.md
observed e4daa370f7efe34718652bc481a16d4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.830606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034691/publication.txt
observed 3fe59c2b25a95cb51afeba9e8515c325...
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.