OpenTechnical

OT-2026-000094172

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000094172) never changes.

Identity and time

Publication numberOT-2026-000094172 · never reused
Internal UUID01a0ae9e-92cb-7645-ba7a-67b11bf8193a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094172
StatusPUBLIC

Content hashes

Canonical textdb8fbcc25443f564e738becc76a6d476c24f59d07d4e9a2f0f2dee4df11753db
Markdown538ba62dd95637fe5f8222f6769b285878440802eb454d278f9df3e918bb8fee
PDF
Publication page64c86f06a6e5ba2db213c0a7b5cbc37ec719504a3b691c7f7af7e08dee6fe21a
Manifesta249547f558d3d0771ed875c8e82afdfc250da38d1b852aa6a2a0fdcc5cade50

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
Signatured1U3PSNtgn0GqxWeLWcGWE40ATuVcBjFubhis6L5VTFDxgEMf3THczJA/23dW/sh43ful7NISH8CFC0rWDT3DQ==
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

2026-09-17T09:38:38.199324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094172
observed 64c86f06a6e5ba2db213c0a7b5cbc37e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.182945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094172/manifest.json
observed a249547f558d3d0771ed875c8e82afdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.165566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094172/publication.md
observed 538ba62dd95637fe5f8222f6769b2858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.148986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094172/publication.txt
observed db8fbcc25443f564e738becc76a6d476...
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.