OpenTechnical

OT-2026-000044665

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044665) never changes.

Identity and time

Publication numberOT-2026-000044665 · never reused
Internal UUID01a0ae7c-39da-71a0-b04f-2da2babdd7ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044665
StatusPUBLIC

Content hashes

Canonical text0b88479b547938e1ca4616e19fa41ae4551def9362c3e8b4724fc4a9f4c62aaf
Markdown067b297769e0d8fb4b87e9a75d910525754b8b717a877a83cacfb1799714b047
PDF
Publication page53bf40af3d6620014e4c68a28d292da9398ebd1f3b55b6211585069e7e383c87
Manifestb12418f6b1c2f841c34eb0ee8c8d56aa3766d2b1275c16f9036d883dda9b8dac

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
SignatureB5CSCFriBUFNhwrLiASkoA8UQ2IRvNzDgUjf/xNP0niUYZeviMbnOit0ZGNCm9emI8ukvf5gMKIG1agJrkVWBg==
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

2026-09-17T11:11:54.881045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044665
observed 53bf40af3d6620014e4c68a28d292da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.863925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044665/manifest.json
observed b12418f6b1c2f841c34eb0ee8c8d56aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.837262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044665/publication.md
observed 067b297769e0d8fb4b87e9a75d910525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:54.810815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044665/publication.txt
observed 0b88479b547938e1ca4616e19fa41ae4...
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.