OpenTechnical

OT-2026-000014995

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000014995) never changes.

Identity and time

Publication numberOT-2026-000014995 · never reused
Internal UUID01a0ae6d-d096-768c-979b-6e63450d5082 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014995
StatusPUBLIC

Content hashes

Canonical textec120d1a2b878bcb4cf7e1a2248f9158238e21cfb52a04b26e21815b0e3334bb
Markdownee62a551de29f680ff1a7443f4bc4dc57c5ff8cd08cd4f0a35d988a411e67b3a
PDF
Publication page62c3c0e0c839d1f9f3019d1bba72190121f5c59847a8384faac5746a291031e8
Manifest6a0d7854452012a6255298d504d36825e3d43bffd2d033c52cb730ab04ac831e

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
SignatureznEWmFJw1CJkMGezaN/PmXZd+ygRwGtV0KUcVFzICK/DfV9uSDXnfxc37DRMVLkwVG8dlatHr2DLy4vYqS69Aw==
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

2026-09-17T12:06:57.564929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014995
observed 62c3c0e0c839d1f9f3019d1bba721901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.545047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014995/manifest.json
observed 6a0d7854452012a6255298d504d36825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.524679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014995/publication.md
observed ee62a551de29f680ff1a7443f4bc4dc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:57.505441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014995/publication.txt
observed ec120d1a2b878bcb4cf7e1a2248f9158...
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.