OpenTechnical

OT-2026-000093344

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093344) never changes.

Identity and time

Publication numberOT-2026-000093344 · never reused
Internal UUID01a0ae9e-0912-743b-931f-a94f27cd136d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093344
StatusPUBLIC

Content hashes

Canonical textc48cd9fa06889a1f422d8e9ba7d0a5f3d9032aa09edfd93dc085131cd174227c
Markdownaa7045f2339d220ab089895bf7f2c7bf9c65ddbc24ceb7c623cb5a48151c9802
PDF
Publication page1db8f5e829194591f5f06411bd793fe2106279cd799660f0ec1c7638c80d4b5f
Manifest0a1b5f58b71e7ca50f44c54af781e8327d00701dff8f98de21d5f45ee9f1d02e

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
SignatureaRo7/Vwm2n+GNMvS6H+QBusuuTHJxu79mZv+G89ny04nZs/nRj96oO3EUAfM0/pZG9c0Yk6soZMrz3tlfL/iBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:38.975370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093344
observed 1db8f5e829194591f5f06411bd793fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:38.957779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093344/manifest.json
observed 0a1b5f58b71e7ca50f44c54af781e832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:38.939195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093344/publication.md
observed aa7045f2339d220ab089895bf7f2c7bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:38.921438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093344/publication.txt
observed c48cd9fa06889a1f422d8e9ba7d0a5f3...
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.