OpenTechnical

OT-2026-000076926

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000076926) never changes.

Identity and time

Publication numberOT-2026-000076926 · never reused
Internal UUID01a0ae94-b071-751b-9746-6b2789bf3db0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076926
StatusPUBLIC

Content hashes

Canonical text35c2a4cace013d9bc572d0167ae41b8a6f5f66ec20c2fd8fe67317937320c8ae
Markdown9faa71fa389e767abbbf376741a7c7afafab1699338c0999e2f81c07cf2af24c
PDF
Publication page282711d9ac90d8d6b45340fd0dcdd0930668b2408de600b45a74a225390da797
Manifest123e3aabd1f3385e7b2a4a2f07ca237ca4c9dd2fb739a33d8dd58dcedc020fbb

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
SignaturexOodkx5s3MrxJZIs1zKrqmiTRBo30bfvE/8TTi0tH85Shz2F+ws4ZUmC3LiqoYG1LyFXYtOLNuJZIZkG+ojvDg==
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

2026-09-17T10:09:52.539951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076926
observed 282711d9ac90d8d6b45340fd0dcdd093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:52.520917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076926/manifest.json
observed 123e3aabd1f3385e7b2a4a2f07ca237c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:52.501906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076926/publication.md
observed 9faa71fa389e767abbbf376741a7c7af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:52.481753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076926/publication.txt
observed 35c2a4cace013d9bc572d0167ae41b8a...
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.