OpenTechnical

OT-2026-000093290

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line 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-2026-000093290) never changes.

Identity and time

Publication numberOT-2026-000093290 · never reused
Internal UUID01a0ae9e-0911-7995-8647-0f55918de4e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093290
StatusPUBLIC

Content hashes

Canonical text9b9a0272753367be47d2d43feba452957d7e537da663782b7549ecbfdbc588e1
Markdownb7fba2b5a7f389680e7991b50cfc269d44bbee7db2836df60b6d989fdb12cb3c
PDF
Publication pageb1b48cb99096842428b61a1eea82ad1ed9d62680dbb0635b9d7b353a2aecd5a7
Manifesta212703ed1740406e70e26139c16a1987f915fd58595ef48ce7daa97c14b56e4

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
SignaturebX5IEAMHPIYhccNTVIFP2Ynx648uCIG1ofSIO3BXPDBqcbsbNsqtFW5SQLKaIhtkfJDaBUQJkWmGOI6r9GdoDQ==
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

2026-09-17T09:40:39.880053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093290
observed b1b48cb99096842428b61a1eea82ad1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.863326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093290/manifest.json
observed a212703ed1740406e70e26139c16a198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.846829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093290/publication.md
observed b7fba2b5a7f389680e7991b50cfc269d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.829555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093290/publication.txt
observed 9b9a0272753367be47d2d43feba45295...
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.