OpenTechnical

OT-2026-000077122

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000077122) never changes.

Identity and time

Publication numberOT-2026-000077122 · never reused
Internal UUID01a0ae94-f507-7283-8eef-97c44d695b44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077122
StatusPUBLIC

Content hashes

Canonical text9b4385e159fe9218a224a9701aa1c258c18620370940db16e4f75f492c2940dd
Markdown42d21e72f1f620cb706870c7bbfb133268d94ec4478bb91caa1d9eccada0d4df
PDF
Publication page7b7106292b5c5e342ee3ca09b3eaceca58e5af41381aba8b28635c813fe1590b
Manifestebdfc6835259eb5d19265daba324af608d9dc098bd4c4d86ebfc23ea90b1bfa5

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
Signature3m+ScK+5pKbfNO0U31Diy7CZN/TZ0qm76M71MJuKuaME0Abo/bJURyppUFHmoovKVcHFOut+F9Imw0dzmvpWBg==
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

2026-09-17T10:11:38.482618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122
observed 7b7106292b5c5e342ee3ca09b3eaceca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:38.460942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122/manifest.json
observed ebdfc6835259eb5d19265daba324af60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:37.971672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122/publication.md
observed 42d21e72f1f620cb706870c7bbfb1332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:37.526059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122/publication.txt
observed 9b4385e159fe9218a224a9701aa1c258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.563837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122
observed 7b7106292b5c5e342ee3ca09b3eaceca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.543589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122/manifest.json
observed ebdfc6835259eb5d19265daba324af60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.523142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122/publication.md
observed 42d21e72f1f620cb706870c7bbfb1332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:35.412168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077122/publication.txt
observed 9b4385e159fe9218a224a9701aa1c258...
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.