OpenTechnical

OT-2026-000075786

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000075786) never changes.

Identity and time

Publication numberOT-2026-000075786 · never reused
Internal UUID01a0ae94-29fe-78d1-b7b0-10ce35d6bf38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075786
StatusPUBLIC

Content hashes

Canonical textbef1539270461d89709e854f56ce20cdb1059467fe6a63f5ae36778b0aa2f7d2
Markdownbe3c9f258cf44fe129998831624fea0289f13832cf689bb68379ec1cafec3fc7
PDF
Publication page219d17ef6e0c31b224723a412dc8c59ecbfb5323d06b8871ca95eac80db99e74
Manifest392b11417f069114f292cabba94bfc52073a6a8b007fa818be2014852e44b3b6

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
SignaturedXoh9ebiEfngaf4oGx0dhA/S4KVTTno/nhAktBsZ/3KkcKMrfCUhDh5m3i99ttiTpHPDmCg8jhYjguLdyfsACg==
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

2026-09-17T10:14:14.254651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075786
observed 219d17ef6e0c31b224723a412dc8c59e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:14.235314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075786/manifest.json
observed 392b11417f069114f292cabba94bfc52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:13.950616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075786/publication.md
observed be3c9f258cf44fe129998831624fea02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:13.694068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075786/publication.txt
observed bef1539270461d89709e854f56ce20cd...
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.