OpenTechnical

OT-2026-000016814

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000016814) never changes.

Identity and time

Publication numberOT-2026-000016814 · never reused
Internal UUID01a0ae6e-5919-7b47-95d7-3300aca9513c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016814
StatusPUBLIC

Content hashes

Canonical text3ef5ba6b2c0bfe4eff11ffd9a3625af53fdd624ff5d3db635bc49b6801dd8bef
Markdownfab9f0ede202d026f23147c4e03e0c0fbe8f0b1c868fd568e8b698ed129c6363
PDF
Publication pageb5319c9c4a408292385d716ee309198ae16ed12b929339df80511ff4677e9d15
Manifest89a99f0430546f416236053da194fa9e5a017cac28337e64c7b076f73dae2773

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
SignatureRXrdVKqsGFi83zLSC88fDDaaXMIwuAeEfJaSMt4QL6XOvO7Dwg3mcg24iTWFUjMNDmaQCAD+hfISmDS6P6n2CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:04.189136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016814
observed b5319c9c4a408292385d716ee309198a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.171749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016814/manifest.json
observed 89a99f0430546f416236053da194fa9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.153214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016814/publication.md
observed fab9f0ede202d026f23147c4e03e0c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:04.135985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016814/publication.txt
observed 3ef5ba6b2c0bfe4eff11ffd9a3625af5...
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.