OpenTechnical

OT-2026-000065497

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000065497) never changes.

Identity and time

Publication numberOT-2026-000065497 · never reused
Internal UUID01a0ae8e-46f9-7f0d-a446-3cba80026bc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065497
StatusPUBLIC

Content hashes

Canonical textba5d67ed3c8de7550ccacc85c103fd2d9d8139685bcf8ac66dd0b208707cd5af
Markdowndc4f010f8c473ed800333a43652905570b0a5d7d4406405a9cae7189956964c0
PDF
Publication pageabe496c7fb9a58bafd4a8d358d9ab7cadbec3cb8123d111e2b2faf636e28c43c
Manifestede004a400030d8cf60ad6e3b1b1f58b32e86369a94eacc1e35ba7f319788150

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
SignaturesUHjSdsgu09nV8Pf1yyG00xE1bl09TxzujmXZQNts+vBXh9a4xxYA8YghsOXKxj2V7DujGMh2whDgB9wQrtzDg==
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

2026-09-17T10:33:47.253233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065497
observed abe496c7fb9a58bafd4a8d358d9ab7ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.231916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065497/manifest.json
observed ede004a400030d8cf60ad6e3b1b1f58b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.214329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065497/publication.md
observed dc4f010f8c473ed800333a4365290557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:47.197879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065497/publication.txt
observed ba5d67ed3c8de7550ccacc85c103fd2d...
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.