OpenTechnical

OT-2026-000068126

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000068126) never changes.

Identity and time

Publication numberOT-2026-000068126 · never reused
Internal UUID01a0ae8f-c4ff-709b-9846-2656ffb828f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068126
StatusPUBLIC

Content hashes

Canonical texte237b1881af9a7141cad345c5b3e0b5652b32612bb3dfb239b02103de606613c
Markdownef74ed960e9b1eab9c73475459ed9f792306a00950412a92543f90356b647b18
PDF
Publication pagee25f99e28d7422a215219c4c2f346cb332c2f0a1e891853dfd1378cb795bec7f
Manifest4ca76f90c5e18970913576c97a5df7138b86c3006da6cb1702c5097ce7edbf69

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
SignatureAKnP3Un3IF7Aqp478q6odudLK+TidZWHIgFrQpzR0j0KeIVwUnEUO7r3jful4M7nostubQYR+jXEPD7wZ9sPBg==
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

2026-09-17T10:30:45.953162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068126
observed e25f99e28d7422a215219c4c2f346cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:45.935622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068126/manifest.json
observed 4ca76f90c5e18970913576c97a5df713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:45.917697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068126/publication.md
observed ef74ed960e9b1eab9c73475459ed9f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:45.887355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068126/publication.txt
observed e237b1881af9a7141cad345c5b3e0b56...
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.