OpenTechnical

OT-2026-000051500

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000051500) never changes.

Identity and time

Publication numberOT-2026-000051500 · never reused
Internal UUID01a0ae83-7c80-7bcd-84b7-f69114467884 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051500
StatusPUBLIC

Content hashes

Canonical textbaa8c717cf0be49d64b40734327626cf2bd12bedf67de64d9a3c15dc7b24ead5
Markdownd85bc9a4dbddbb21a396d1d16616b46d8ac6311dd31cf779daa6ebcaa49f80e9
PDF
Publication pageb628ef09970f25b5fc8f1d3b9567aa6084198c17756e97135c3ed84adf01941a
Manifest1fa0d51e3d611c9caeb270077c9126a0c96a58331ab8b0ff57d2f2f0ff3b0ced

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
SignaturecyyczFrZbKoA6ctjQK4qu00xPi6HXaWE4V4mPL/tycToKcK60V7Mho7qaIsSLtbfk/O3rq/1CX+oAfcW5civCQ==
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

2026-09-17T10:58:19.020029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051500
observed b628ef09970f25b5fc8f1d3b9567aa60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.000712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051500/manifest.json
observed 1fa0d51e3d611c9caeb270077c9126a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.952410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051500/publication.md
observed d85bc9a4dbddbb21a396d1d16616b46d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.904088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051500/publication.txt
observed baa8c717cf0be49d64b40734327626cf...
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.