OpenTechnical

OT-2026-000082284

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000082284) never changes.

Identity and time

Publication numberOT-2026-000082284 · never reused
Internal UUID01a0ae97-4d94-716b-b713-e6f61ce168ef · 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-2026-000082284
StatusPUBLIC

Content hashes

Canonical text492f1b110151dc30189411de74ea48474631c10b67192f2c4096ead3ab19c36b
Markdown54634f094ebfe2cbf9ca0acfd11260f391ed3609a1fc8824bf9eafb208b171a5
PDF
Publication pageacf50ece977cc172d639038e4b974e6accb6218bc16f194f32e5952425624285
Manifest73ac48f8e6c5d9d89decab3d8ccd65d55f3283d7a34b09f9a46e5dabe6e2db79

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
SignatureoKlT9oaHCzGDVzMliZHxQL3v9vosOK+n1qJZcLxbP/jZisTNoj/moGb0u+tbwt0nSq2HXdgVHbYuq7nWKcsADQ==
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

2026-09-17T09:59:08.540119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082284
observed acf50ece977cc172d639038e4b974e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.522983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082284/manifest.json
observed 73ac48f8e6c5d9d89decab3d8ccd65d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.503755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082284/publication.md
observed 54634f094ebfe2cbf9ca0acfd11260f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:08.485337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082284/publication.txt
observed 492f1b110151dc30189411de74ea4847...
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.