OpenTechnical

OT-2026-000076280

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000076280) never changes.

Identity and time

Publication numberOT-2026-000076280 · never reused
Internal UUID01a0ae94-6a70-7c0d-bc63-4c58cb15dd0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076280
StatusPUBLIC

Content hashes

Canonical textcdc0c4b74d9d7d21d075c6ee031087b4b53c514a3592b1587d277ba92a45b3ba
Markdowna4a1039981227283c9d08ce3a534ad73962d3a0695ad57bd8c1430141f7e0431
PDF
Publication page4371ec8f0158595d75558e4d233c836e473bea483dac43f16b6b9ae3a807c814
Manifest0379f4103892a2dadbcb38e7498fb8852141797f02d8fc6005d9748cd6ccc33a

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
Signature/l3CKIwBxA5vGkx14aFi7jL8gZNpVHY/F1bKIQTEYnAm+BIJIaMIOfWbkwGY0Uxqjz/rGxMoX1tA2MuMlelFBQ==
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

2026-09-17T10:12:03.803215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076280
observed 4371ec8f0158595d75558e4d233c836e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:03.784411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076280/manifest.json
observed 0379f4103892a2dadbcb38e7498fb885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:03.764164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076280/publication.md
observed a4a1039981227283c9d08ce3a534ad73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:03.746474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076280/publication.txt
observed cdc0c4b74d9d7d21d075c6ee031087b4...
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.