OpenTechnical

OT-2026-000094547

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000094547) never changes.

Identity and time

Publication numberOT-2026-000094547 · never reused
Internal UUID01a0ae9e-f4e9-7e63-8f44-a47594386d35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094547
StatusPUBLIC

Content hashes

Canonical text8e02549e99ebe793d8f072da4fc64c9077a2366d07da84c8872a57cf9c28861b
Markdown67b245fb23966879c4ae20062decd6100db5715fd677b5023770eb2c465d9df0
PDF
Publication page82b9711e60ddc074a5fd44ccaa557b6fcf468da0fb7b621d89c5be5f095055c7
Manifeste775a35d53dd1045f5fa1137be007288283ad160396dfd5ece94706ca6223b47

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
SignatureGtFkDbAgWBD12x1tsK1QIKkwWIRXq49fkSiPZMwyn9ed+5PhdElpCZ8YBJEb69TJkggQT1+d68OKZaZVxWAkBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:59.657989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094547
observed 82b9711e60ddc074a5fd44ccaa557b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.639703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094547/manifest.json
observed e775a35d53dd1045f5fa1137be007288...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.620321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094547/publication.md
observed 67b245fb23966879c4ae20062decd610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.603012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094547/publication.txt
observed 8e02549e99ebe793d8f072da4fc64c90...
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.