OpenTechnical

OT-2026-000038677

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000038677) never changes.

Identity and time

Publication numberOT-2026-000038677 · never reused
Internal UUID01a0ae78-769e-7291-b0fc-2ebd417d7787 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038677
StatusPUBLIC

Content hashes

Canonical text000084f6cfef7a5a99ab544075c86c34ea7531f19b1b54452ff269610e564a8c
Markdownbe8cb11b88701790695701c832a1a89122bb4707841d0d01f7643f73a9d46cda
PDF
Publication pagee80257726d18e058f66d7fdda230266656a9b7b8ca86c8394ff0518b828cc741
Manifest21682c2c82dc04679ad95a4092d2785f4797e011eabfe7eadcb78a998fd3adfe

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
Signature0IIKi9v27fyf1Nc2fr95gawnu70ElwXNoK5fiCT7VJFxwHUxVK6u+6ebaGyNRStcL1bHTcCAmYhXbzHJRkMAAw==
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

2026-09-17T11:21:11.071577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038677
observed e80257726d18e058f66d7fdda2302666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:11.053223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038677/manifest.json
observed 21682c2c82dc04679ad95a4092d2785f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:11.034889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038677/publication.md
observed be8cb11b88701790695701c832a1a891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:11.015049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038677/publication.txt
observed 000084f6cfef7a5a99ab544075c86c34...
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.