OpenTechnical

OT-2026-000075902

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000075902) never changes.

Identity and time

Publication numberOT-2026-000075902 · never reused
Internal UUID01a0ae94-29ff-72ad-b090-23b49c7a41ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075902
StatusPUBLIC

Content hashes

Canonical text0c7c1043787cbe0ae9364d0fe69ff15218c46cd3ff4994a3b4139523210016bd
Markdown5a00d3f4c82ad286d555008dbf04175a74436b430f475a4ccf90b7686e4ab2cc
PDF
Publication page3514dc1eb9368bc13924e8cfabff9841529d60afaf095e0baa306b3cd98d9149
Manifesta4aaf47db818911ec9791d5daeb45d3bb3fe6cb0d05055fd581493e92971fd9d

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
SignatureFFWDvq+hPjQlvo3C3/HZrsh5lpPBdRTgvtE4FdCjngoSUqaLpcgpIFuRYqYuqC7+84yrxfA1DJxm1J+Zwc02CA==
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

2026-09-17T10:14:42.780898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075902
observed 3514dc1eb9368bc13924e8cfabff9841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:42.760908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075902/manifest.json
observed a4aaf47db818911ec9791d5daeb45d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:42.741014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075902/publication.md
observed 5a00d3f4c82ad286d555008dbf04175a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:42.724302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075902/publication.txt
observed 0c7c1043787cbe0ae9364d0fe69ff152...
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.