OpenTechnical

OT-2026-000036301

Publication integrity record

Single cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000036301) never changes.

Identity and time

Publication numberOT-2026-000036301 · never reused
Internal UUID01a0ae77-01d0-717c-9c5e-cf010060c75f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036301
StatusPUBLIC

Content hashes

Canonical text29b86f250b991333c1276c3f587d7709e263536443370b6a6950c788c9c546d1
Markdown31fbacbaa65b712c1bad054587ebd57836b70f8de973b236cdc8ff87273ea078
PDF
Publication page3665f5e2c989d8d2d230b6e7be54d4df87b3e9c758d44d9e16c324609ac773a8
Manifested44d75c39734d22efde58b964ea8717caa6c48284c01448f8420db39d9238d6

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
SignaturetLVrAQYAqU+LXt7eJrRxmJPA33TE/qj2y4lYkanUw7PBVv6SZbgXFQjpOD5JI4c6s4ej/ByZi4Lojb9vcVxzDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:34.303818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036301
observed 3665f5e2c989d8d2d230b6e7be54d4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.285921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036301/manifest.json
observed ed44d75c39734d22efde58b964ea8717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.268485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036301/publication.md
observed 31fbacbaa65b712c1bad054587ebd578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.250145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036301/publication.txt
observed 29b86f250b991333c1276c3f587d7709...
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.