OpenTechnical

OT-2026-000047824

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000047824) never changes.

Identity and time

Publication numberOT-2026-000047824 · never reused
Internal UUID01a0ae7f-c420-7c5f-9612-a1a471509785 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047824
StatusPUBLIC

Content hashes

Canonical text4a2507ca54562f281975983daea4a248d507fd75ea52738ab9b186c938effa52
Markdowne1f60908e3ae53266db01550c0ddd5cf95084bb63dd0668959a50f5d5149b41a
PDF
Publication page1af2d578954c1b6224cf0edb4095bfd85ba4ac0bfde50a70fc1665d6f2e3c8fe
Manifestf8194aab479a04ef34664af94dcba078efb5e07edb727690d481e51e799ec390

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
SignatureujYe5/UNlWhir2r6EEy16rkUmhm6+IrvPoQgkqmqAo6vLNcVZqD/NqDfWS403ceOBr6tIguHEIooWPwGw+FSAw==
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

2026-09-17T11:05:44.033491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047824
observed 1af2d578954c1b6224cf0edb4095bfd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:44.013167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047824/manifest.json
observed f8194aab479a04ef34664af94dcba078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:43.994592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047824/publication.md
observed e1f60908e3ae53266db01550c0ddd5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:43.976641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047824/publication.txt
observed 4a2507ca54562f281975983daea4a248...
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.