OpenTechnical

OT-2026-000036495

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000036495) never changes.

Identity and time

Publication numberOT-2026-000036495 · never reused
Internal UUID01a0ae77-46e6-7b0d-9c81-13d298ba1f40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036495
StatusPUBLIC

Content hashes

Canonical text13636b66a971bef7d67781b835286058158ad04f85b4573e6e9c2bfc592a6f2d
Markdowna1ffb48654c8219e5567bbcc4fb87a0d7a228da6a9cd430c5c9e0d2e137890e8
PDF
Publication page98f3e3210aa2c3973cc8726c68c1dd8b3388816b33c1d5038e3889e71f4e62f9
Manifest168aedb255edd3c96d500b14e0057e40d4b62cc7ab6b04810a85f86197c4080c

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
Signature+AX6fl+u3dG1nbqbdGXLKWfw0tORc768lk2D1PiqePq51T1EAzDxAbUlYhqE6pwRPMjPO9MlCtiu4tWky/ObAw==
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

2026-09-17T11:25:11.181419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036495
observed 98f3e3210aa2c3973cc8726c68c1dd8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:11.166372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036495/manifest.json
observed 168aedb255edd3c96d500b14e0057e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:11.150435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036495/publication.md
observed a1ffb48654c8219e5567bbcc4fb87a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:11.132530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036495/publication.txt
observed 13636b66a971bef7d67781b835286058...
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.