OpenTechnical

OT-2026-000056790

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000056790) never changes.

Identity and time

Publication numberOT-2026-000056790 · never reused
Internal UUID01a0ae87-7af7-7d70-9671-0c7d5af5e71d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056790
StatusPUBLIC

Content hashes

Canonical text2c524194cb89992d49cfd413652f9f42e58090589898a068b5ae43a7e49c2bc1
Markdowne0197e423b5069703724917fe3163e385167f4b62b434edc213df35a044fb7ff
PDF
Publication page32153fb5f76e4deb6b1e1f1b0dbafd03fc74758a233697d699addd007eb3df85
Manifeste2c24fadaff8df52aa58616159ecddaed1da310784d8dbaef69c3865831484b4

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
Signature5xfLGeHa8wxDOhelmtJZ+GHy00qpQojWcrtTSqXHImW/kHayn179jeNQSRsVPB7x1ZTf5EpqW8b/2Atxn0DXBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:16.231952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056790
observed 32153fb5f76e4deb6b1e1f1b0dbafd03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.212411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056790/manifest.json
observed e2c24fadaff8df52aa58616159ecddae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.194340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056790/publication.md
observed e0197e423b5069703724917fe3163e38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.175573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056790/publication.txt
observed 2c524194cb89992d49cfd413652f9f42...
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.