OpenTechnical

OT-2026-000080242

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000080242) never changes.

Identity and time

Publication numberOT-2026-000080242 · never reused
Internal UUID01a0ae96-7e77-7712-a502-d5de8314ceee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080242
StatusPUBLIC

Content hashes

Canonical textffa95505dcd9a66ae3a3c39861ad73f9dbfc4fe91188622634c0c312c34f4b3e
Markdown4a032420451d526da20d4e02ffa9080117b7d8f8f4ee7d2aee77bf6735560bd1
PDF
Publication pagea58b7485887b7651e9362c6e7e42e9fa357627a2e8abf92d7e099a5249a57e83
Manifestb6e6e05c47b04ed1556726ce587578a2e56f6004bb71549a7b988834ef0c4946

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
SignatureZYbd1PJnLYB8tTbavUIiHHrz07F1IxqwHhyqXoLl3JfxRAeF7G7gQuGrgvWo3746FZHws3Za7/1+swCVthtYCw==
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

2026-09-17T10:02:42.068520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080242
observed a58b7485887b7651e9362c6e7e42e9fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.051903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080242/manifest.json
observed b6e6e05c47b04ed1556726ce587578a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.035198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080242/publication.md
observed 4a032420451d526da20d4e02ffa90801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.016099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080242/publication.txt
observed ffa95505dcd9a66ae3a3c39861ad73f9...
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.