OpenTechnical

OT-2026-000067651

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000067651) never changes.

Identity and time

Publication numberOT-2026-000067651 · never reused
Internal UUID01a0ae8f-6bdb-783b-8e28-f42fd96142c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067651
StatusPUBLIC

Content hashes

Canonical textd0a8f639db8d67572a022dbdcfd7fe16212f504efd1474c12406895196ea2642
Markdown044527536e49fe627ad0431d51aa8a170b32e99037d57e32f50a3d318734ec1d
PDF
Publication page43f5dc059d9965facb48d707f9b37b1fd242d70c273657c5d46e29690223269a
Manifestc669eb339eeee7b88d04b2f57363b2d15c267eb23c639585ea88bf6025a66b3f

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
Signature2D64+YbR4QrroZlehIYeYHdH2ZQuf4qKBCr1XqXNAXix+AQUGYg5i28Ik6Zr7v3DuTeJqP6u5001RDyBFDWjAQ==
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

2026-09-17T10:31:58.785643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067651
observed 43f5dc059d9965facb48d707f9b37b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:58.768525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067651/manifest.json
observed c669eb339eeee7b88d04b2f57363b2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:58.750759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067651/publication.md
observed 044527536e49fe627ad0431d51aa8a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:58.732754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067651/publication.txt
observed d0a8f639db8d67572a022dbdcfd7fe16...
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.