OpenTechnical

OT-2026-000078996

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000078996) never changes.

Identity and time

Publication numberOT-2026-000078996 · never reused
Internal UUID01a0ae95-ccbe-7fdf-a620-b0b7bd5235f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078996
StatusPUBLIC

Content hashes

Canonical textf96c7e0441f849da27cd3bf5d1087031df8bd90b102a617d0b11c37c17c9c995
Markdownc22fb635b73a229dc716f1d856911f936236012c84a36ee180979eadb119c0fe
PDF
Publication page8aa37096c677dbfa80bf41328d256b9db6697e1492b182859a7352c6b1485220
Manifestb482eb9e5d1c9caa5210d344b8af787289a9dbf7abcff0349dc802d111f8d3a4

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
SignatureSrFYOubOdBOZ8sf5aMnaXRiLzNAwvf64msgWH791KpH7FJlOsY7bRWEWbJy6GznLtwm3E1mbpDakezAZyMvBAw==
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

2026-09-17T10:05:49.512128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078996
observed 8aa37096c677dbfa80bf41328d256b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.493641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078996/manifest.json
observed b482eb9e5d1c9caa5210d344b8af7872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.476202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078996/publication.md
observed c22fb635b73a229dc716f1d856911f93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.458339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078996/publication.txt
observed f96c7e0441f849da27cd3bf5d1087031...
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.