OpenTechnical

OT-2026-000082276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented after set-down

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-2026-000082276) never changes.

Identity and time

Publication numberOT-2026-000082276 · never reused
Internal UUID01a0ae97-4d94-78cf-a1e7-04fb2fedb2d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082276
StatusPUBLIC

Content hashes

Canonical text73d2cfe3a4a788297c7e2910b17ac9d538538f4a49d17e1f4647462ead229ff1
Markdown3949e09d178b4e521e087ad89416d6fc1a70802b7e6ed4b640faad094ce43b32
PDF
Publication page4676dbcf3c2f36373704236e4d57bb80d705ebd39918eb4211cad5dde63cd57b
Manifeste118171eadf516d4c20fbde6eec16fa2b10df67f4ad301f7f42c73e37ba201b3

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
Signature8HBdJvAbCq6FpfOKrnMMnUfAyJJo23DNq5birUquRPsO6RNUm1VgTTBou2+wNT5G0nXbMZ7P2kXnn3dfQGMsDQ==
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

2026-09-17T09:59:07.949191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082276
observed 4676dbcf3c2f36373704236e4d57bb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.930047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082276/manifest.json
observed e118171eadf516d4c20fbde6eec16fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.912893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082276/publication.md
observed 3949e09d178b4e521e087ad89416d6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.895964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082276/publication.txt
observed 73d2cfe3a4a788297c7e2910b17ac9d5...
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.