OpenTechnical

OT-2026-000065149

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000065149) never changes.

Identity and time

Publication numberOT-2026-000065149 · never reused
Internal UUID01a0ae8e-1df9-74fd-a094-fe4afad65d11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065149
StatusPUBLIC

Content hashes

Canonical text22a1b8cd81af8119cb7795c360e87279da787cecf1241fa088bcff730b003d6e
Markdown61fb41f6f7c86eadbd673d3b70e82a67dc0500b44bff23123b339639e50753b7
PDF
Publication pagee6178783631ef06700a49fa554d79715340f8b8c88192a4eb41d08d00ab91e06
Manifest62f9a242dc4b99a5a0a24c1f47b56d2b5843e59a9a8463382b9fb837af56d2bd

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
SignatureSA9bLFOWfWb27CL6jDS/h4Wsn2F3z4+bCJo+Ett2fAhhAXYS7+jU0GbcKrQo/+Y+3sQx+iqj07YrMfd9SMNYDA==
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

2026-09-17T10:34:59.108399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065149
observed e6178783631ef06700a49fa554d79715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.090292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065149/manifest.json
observed 62f9a242dc4b99a5a0a24c1f47b56d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.072385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065149/publication.md
observed 61fb41f6f7c86eadbd673d3b70e82a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.054464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065149/publication.txt
observed 22a1b8cd81af8119cb7795c360e87279...
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.