OpenTechnical

OT-2026-000032661

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000032661) never changes.

Identity and time

Publication numberOT-2026-000032661 · never reused
Internal UUID01a0ae75-1070-769c-95a9-6843eda64af5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032661
StatusPUBLIC

Content hashes

Canonical textbb1ae8b1d33ae26a0f4b3f5dcd65ff06b390e14564f503cebdcfc88040c93f03
Markdown6b98628933a07721c8108c7ab88a58e29fe64d951464f02e6f35949e7c637001
PDF
Publication page97ef0a18a0073a5b6a6fb209ff1cb88553b1bda89b46303e3b36bcf8845cbd20
Manifest227276ab31d06a63151d0fbc197006baf18cbf6c273d65cc6adb5b280e7fcf31

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
SignatureSM/dTHZAa8JKDCsAy7G78NKK0wp7b29JSn9zFFQzAcK1SDf/uPO6+ZEi4nJoqnoeuBPe5IS8Z8Ze9zXYin0ECQ==
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

2026-09-17T11:34:15.508384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032661
observed 97ef0a18a0073a5b6a6fb209ff1cb885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.492040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032661/manifest.json
observed 227276ab31d06a63151d0fbc197006ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.473450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032661/publication.md
observed 6b98628933a07721c8108c7ab88a58e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.452934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032661/publication.txt
observed bb1ae8b1d33ae26a0f4b3f5dcd65ff06...
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.