OpenTechnical

OT-2026-000068425

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000068425) never changes.

Identity and time

Publication numberOT-2026-000068425 · never reused
Internal UUID01a0ae90-2481-73b8-b094-42894dd5d4ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068425
StatusPUBLIC

Content hashes

Canonical text8ee185d048c285f69094dcab988933225568a3a68cfb6e41a480105382570dad
Markdown9d9e491e2f53465922da902d54a6219473b6ee354fed3c5b54ce5a1f78fc7e9e
PDF
Publication page50ff69e5f1725bc5ae5faec6c20b4fc8a23a8aaf3dccf1f0e71d24823b0d1da4
Manifest9fca04bb0419546ca38c56755c975884e7185d582de7f749ace312e0e2863da7

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
SignatureGFl9acHw/DfxjxKoLtKYiZTaQk47RIns/YQjtosorCVHRq78J85j/itV6ZHrqDYL5mfVS3CXv6fSMMyy8icFAw==
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

2026-09-17T10:29:33.952790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068425
observed 50ff69e5f1725bc5ae5faec6c20b4fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:33.935942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068425/manifest.json
observed 9fca04bb0419546ca38c56755c975884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:33.920628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068425/publication.md
observed 9d9e491e2f53465922da902d54a62194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:33.902082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068425/publication.txt
observed 8ee185d048c285f69094dcab98893322...
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.