OpenTechnical

OT-2026-000065801

Publication integrity record

Four cup vacuum gripper, four 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-2026-000065801) never changes.

Identity and time

Publication numberOT-2026-000065801 · never reused
Internal UUID01a0ae8e-46fb-7f3d-9f53-d5c9efa8c410 · 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-2026-000065801
StatusPUBLIC

Content hashes

Canonical textaea8a87e8ab5d4798764fa5482d01ed29475c31c2ec05109466a536a0c0c28b1
Markdown1ec70f7817498a811bbede5319024e577e9da34c64ee9742d50e83874aef5bcc
PDF
Publication page48268f4d7e3ff031ce5b3b17b4b1c6e19edf8e84a860f29823fc1a2eef105f4a
Manifestc8c4a6975f949e3266fa1cb880cd3ff509817109cd86ec1d2360c768c4a0eb74

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
SignatureegUTc2FPyWjpUKxzJo9NNGLRm3TQHqGOl1r0msrKfEZbPALfZ8EYVsa8GYwh5vVcUze7fBMal8IcHkhHcjRnAg==
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

2026-09-17T10:34:14.593704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065801
observed 48268f4d7e3ff031ce5b3b17b4b1c6e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.575240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065801/manifest.json
observed c8c4a6975f949e3266fa1cb880cd3ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.557043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065801/publication.md
observed 1ec70f7817498a811bbede5319024e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:14.539507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065801/publication.txt
observed aea8a87e8ab5d4798764fa5482d01ed2...
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.