OpenTechnical

OT-2026-000055118

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000055118) never changes.

Identity and time

Publication numberOT-2026-000055118 · never reused
Internal UUID01a0ae86-5e82-7e66-92c6-cca3f9b3021a · 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-2026-000055118
StatusPUBLIC

Content hashes

Canonical texta2d11eca265f9a0df6f5ae76e6d0ca273aa06b29aa694ecadf50d6255720cf22
Markdown15bae8976c5df3c3da9d007393b28b163e6163dc38304cb71c568fe00c75b689
PDF
Publication pageab6ffbac6771eeba48b8553dbaa8a08440552540c5ed6029666812d8cf894218
Manifestf6d86786bd8128efb137c2877fcac849f3266aa3adf502baf5da8ff5e4ecc90d

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
SignatureAOttqwiDyNt8JzwKTigOa6HwRw2rDHBd83jYmE+W6lzqhy0hb7E6qdY/uzKGgFl2japVDk+kRCvJ9MpMj5WQBQ==
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

2026-09-17T10:53:16.996382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055118
observed ab6ffbac6771eeba48b8553dbaa8a084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.977784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055118/manifest.json
observed f6d86786bd8128efb137c2877fcac849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.959333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055118/publication.md
observed 15bae8976c5df3c3da9d007393b28b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.941824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055118/publication.txt
observed a2d11eca265f9a0df6f5ae76e6d0ca27...
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.