OpenTechnical

OT-2026-000011266

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000011266) never changes.

Identity and time

Publication numberOT-2026-000011266 · never reused
Internal UUID01a0ae6c-5410-7ec8-ad3e-6aa0d467ca9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011266
StatusPUBLIC

Content hashes

Canonical text5fd90b6944810160dd0f944c591b242e2a26efc7ac82ba3b9b37fb5de2a069eb
Markdown7deeaac64067f5dacce9ed141173f1b263e8179f2cc2e4a260817d57a41d2071
PDF
Publication page7facbac3ce4817b4ba2d2719b810e4a08c9bc323f22a42870153a98c29c6f31b
Manifeste6eb3e7aef3f2614b9ade2c83c6cb9c05339a8a52bd6aeb09ea3972e7ccd2eba

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
SignatureKUOZpF0bhJp8rNa7+uFnvUkiZdhwmKny8WrrRqBMw/z9jvTdSrSvxUlFRpLhRCfuMF26n/klQnMA9u8M1yE/DQ==
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

2026-09-17T12:13:32.070653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011266
observed 7facbac3ce4817b4ba2d2719b810e4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:32.053041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011266/manifest.json
observed e6eb3e7aef3f2614b9ade2c83c6cb9c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:32.025773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011266/publication.md
observed 7deeaac64067f5dacce9ed141173f1b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.998646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011266/publication.txt
observed 5fd90b6944810160dd0f944c591b242e...
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.