OpenTechnical

OT-2026-000036053

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000036053) never changes.

Identity and time

Publication numberOT-2026-000036053 · never reused
Internal UUID01a0ae77-01cd-7101-9492-561e6de2c2d6 · 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-2026-000036053
StatusPUBLIC

Content hashes

Canonical text28098ac61ff12f56820cf71f29d255b5e7d2d3f650b84e7ee5e0283a7d29b877
Markdown2406b05ad2efcaaeefd3618abdc2843d62ebbaa8fc160bcb633d478cc72dd73d
PDF
Publication page53b68edc0e73f902a728a3a94c86e511136378e7d9d1d80b4a1e292ab37317d8
Manifest0c9fe9a2f37176beea238265c40e67121e17bc60288cf2951deac61bb5b3dea6

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
SignatureyvLCQahk6bn8aVheUSeRh5431cAPPnUqLK+ghT8jvk2HDUx2L84fhIL80wutnzS8/o0WWu8s1CyLJ3QwePc4Cg==
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

2026-09-17T11:26:14.298538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036053
observed 53b68edc0e73f902a728a3a94c86e511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:14.281464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036053/manifest.json
observed 0c9fe9a2f37176beea238265c40e6712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:14.264557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036053/publication.md
observed 2406b05ad2efcaaeefd3618abdc2843d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:14.247267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036053/publication.txt
observed 28098ac61ff12f56820cf71f29d255b5...
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.