OpenTechnical

OT-2026-000055129

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000055129) never changes.

Identity and time

Publication numberOT-2026-000055129 · never reused
Internal UUID01a0ae86-5e82-7830-a2d8-bd0fddb3c1d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055129
StatusPUBLIC

Content hashes

Canonical text66676fb119258341bba4e26c243e288634bca80985a8d82a8d65dc0b177e75d1
Markdownedcf4515d033b2f181050b497e1617ebbc244a8433d496028fe194c720125b3b
PDF
Publication pageca1682ba1689c123709e5d385bf4c67e18fe777e65d7260984dc193645bda7d8
Manifestafebd5dab1613f0f90091aa5b663ece91bc3a8a02a796ecb7984bbafda5c8e9d

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
Signature7KyNnvhdzziaPW0zr6GQ6Xyl8oHVuTXhPjSXscCLn+MhBU8EKkMFSL8HeEucD6Kezv188cqqJm4YUOMBXFe/DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:17.977050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055129
observed ca1682ba1689c123709e5d385bf4c67e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:17.958146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055129/manifest.json
observed afebd5dab1613f0f90091aa5b663ece9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:17.939703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055129/publication.md
observed edcf4515d033b2f181050b497e1617eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:17.921226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055129/publication.txt
observed 66676fb119258341bba4e26c243e2886...
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.