OpenTechnical

OT-2026-000051198

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000051198) never changes.

Identity and time

Publication numberOT-2026-000051198 · never reused
Internal UUID01a0ae83-273f-7355-9300-8d9edc9dcfd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051198
StatusPUBLIC

Content hashes

Canonical text62d604a20730d4abafeb74941faf98074ff8b5aaba16340519894b8f0ef2658a
Markdown5fe8f7973eec047bc99fcbf67278d7d6d6a6dcf27972d58801142c36b827be0b
PDF
Publication page99587b39ae475da725c4417aa32ef094a0c05df8c828530ff91fddb2a6b1cb65
Manifesta6a5ee36a1deafee4918d8431887f9624082a91be6f9725b3515bbe39b9fc26b

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
SignaturePa8ldmEGKujjkb7aCiPkbNhcG0WMnHw4jZVS/DKtI+HzJLCXEGuY1KAlLDHgy3Ey8TRPWWMZ4Y0J7WMC1cWuBw==
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

2026-09-17T10:58:58.690951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051198
observed 99587b39ae475da725c4417aa32ef094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.672751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051198/manifest.json
observed a6a5ee36a1deafee4918d8431887f962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.653294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051198/publication.md
observed 5fe8f7973eec047bc99fcbf67278d7d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.636678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051198/publication.txt
observed 62d604a20730d4abafeb74941faf9807...
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.