OpenTechnical

OT-2026-000064906

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000064906) never changes.

Identity and time

Publication numberOT-2026-000064906 · never reused
Internal UUID01a0ae8d-debd-766b-83f5-82634cb4014e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064906
StatusPUBLIC

Content hashes

Canonical text5fb8afe1ea04ac41207f98ba2154c7ddeefed17f49eb143ddc67f015df106fae
Markdowne4f85748cdb766cad471ecd1ef3727adda14851bdb0c4aa31e203ad12f9a6313
PDF
Publication pageb342517f555b85c2e3ee05f49df8d7baf6e7185fcdc3279c2b41d06f76091cc5
Manifestd51a7e3f83140ac04110f85cc0cfeb4fd5c93faf1f2c71cb5ace3e0cb11d4cdb

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
SignaturePMDEwJUl9izh4isw3eYwjTe+TwQOpxz7oTu7I5TNqekHyhO1k2VkmIZppPW3aFPHIXYRSlDlKQ12pAsjCpYPAg==
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

2026-09-17T10:35:50.239222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064906
observed b342517f555b85c2e3ee05f49df8d7ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.223390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064906/manifest.json
observed d51a7e3f83140ac04110f85cc0cfeb4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.206613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064906/publication.md
observed e4f85748cdb766cad471ecd1ef3727ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:50.189951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064906/publication.txt
observed 5fb8afe1ea04ac41207f98ba2154c7dd...
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.