OpenTechnical

OT-2026-000041359

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold 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-2026-000041359) never changes.

Identity and time

Publication numberOT-2026-000041359 · never reused
Internal UUID01a0ae79-b144-7f17-87a0-cb5fa382651f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041359
StatusPUBLIC

Content hashes

Canonical text76d92ace6bf257e1fdba10f415146ff58c30b52e64cc8760c94a0e4014ccb3f8
Markdown666780804f1f580d8db27851b6905f2eb48b26d5a4cd63a3a309c072abef796f
PDF
Publication pagee5b9cc9900a1aa6507e2ee511b30764109af44dafce25096def678d3546eadec
Manifest89006bf131e83502cc515a92e63438f1f264cbe93d33ad3e5877706345b9b35d

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
SignatureW8xKG1B8LMavWxd69jnD7do/JF0p2Yz6ulpCXU9o1h6DJ6Ioe/Q/QmdHwKifbvYHqPUsu+LO+DcilTw/nivEBw==
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

2026-09-17T11:17:21.675548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041359
observed e5b9cc9900a1aa6507e2ee511b307641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.657914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041359/manifest.json
observed 89006bf131e83502cc515a92e63438f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.641252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041359/publication.md
observed 666780804f1f580d8db27851b6905f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:21.622139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041359/publication.txt
observed 76d92ace6bf257e1fdba10f415146ff5...
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.