OpenTechnical

OT-2026-000102188

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off after set-down

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-2026-000102188) never changes.

Identity and time

Publication numberOT-2026-000102188 · never reused
Internal UUID01a0aea4-50f3-7188-a998-6f1388a4e946 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102188
StatusPUBLIC

Content hashes

Canonical textb416111ac0f248eef5f331b9640e7679373ca16d46c81b856e18ec7a921c3b1f
Markdown4a4696b141531b2a4daf95dcaeba6f72793adcf5cdc6f8b238b7e494cf5bfc78
PDF
Publication page84873dd91cf176408d6c92818acb60335c45f6d59a70b457f5640bf16b54f00c
Manifest4be00547be11f7d4f7579ced73b7601c3362ff668d37bcaf3d9b49a689bb29d3

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+K+3dN4LlLyjQ6PO+SAJDIHM4MHWtwU/econOpqpyvRKmsP891Mc8fdLOxgnpmAICFT9jJqmKg1eGQGfEuNtAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:21.609292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102188
observed 84873dd91cf176408d6c92818acb6033...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:21.590593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102188/manifest.json
observed 4be00547be11f7d4f7579ced73b7601c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:21.572574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102188/publication.md
observed 4a4696b141531b2a4daf95dcaeba6f72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:21.553498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102188/publication.txt
observed b416111ac0f248eef5f331b9640e7679...
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.