OpenTechnical

OT-2026-000066537

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000066537) never changes.

Identity and time

Publication numberOT-2026-000066537 · never reused
Internal UUID01a0ae8e-ce41-73bf-b71c-ec8fb99fc2cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066537
StatusPUBLIC

Content hashes

Canonical textf3629771e259b22c0cf8f742d3d65a319b1c638bd7719a7ff82b480ef8241de2
Markdown4493aba03797fbfb32725f62050d49a6e7769169f872c77cb73fc659d78f9afb
PDF
Publication page5b8bbbe24d275f1fce296a2e19e91aca16b566b1432323b3f4ae55ee3f6f9122
Manifest663da65c9fd29ae0becaa46481f0effbe6e86a92e418dc42a9f5d2ff70c7ba25

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
SignaturevDb8NmpjciTVnrE3PGBFAhNTqLgTVCwnfkWW4NiCXJobKdnQsZt6n5IlHuAav0wrp45Bi+DFuU/SnlDT5FP9Cw==
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

2026-09-17T10:32:48.133641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066537
observed 5b8bbbe24d275f1fce296a2e19e91aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.116089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066537/manifest.json
observed 663da65c9fd29ae0becaa46481f0effb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.098378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066537/publication.md
observed 4493aba03797fbfb32725f62050d49a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.081504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066537/publication.txt
observed f3629771e259b22c0cf8f742d3d65a31...
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.