OpenTechnical

OT-2026-000094854

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000094854) never changes.

Identity and time

Publication numberOT-2026-000094854 · never reused
Internal UUID01a0ae9f-2dee-763c-a1d2-43d7e8ca8ab5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094854
StatusPUBLIC

Content hashes

Canonical text9370faa448d42acb684b6ca226195616470d2ef6bccd3f0dda340168acff8763
Markdown00196d2dad685e568eb5b2c33fed1e8bfc66eb4eaa9e425b8d00c22a281f7dbd
PDF
Publication page7bee9b084aa48823329ab760be2d5d8a010d08e51abda8455e9b3f69824ac388
Manifest87a33de82fd965e10982c569982e3582d2aafc780ba08cf1d9ed1f0f0b4b07c7

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
SignatureDGAGsijzBGZOUwtP5G62SwTUAkJj+pm+OQY95hLxdu7OzzZPNQ1N4EAEMglblpCLELvdJu8ZxQ57fh6d/HVpBg==
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

2026-09-17T09:37:21.134839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094854
observed 7bee9b084aa48823329ab760be2d5d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.116018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094854/manifest.json
observed 87a33de82fd965e10982c569982e3582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.096904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094854/publication.md
observed 00196d2dad685e568eb5b2c33fed1e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:21.078432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094854/publication.txt
observed 9370faa448d42acb684b6ca226195616...
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.