OpenTechnical

OT-2026-000045062

Publication integrity record

Two pad foam 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-2026-000045062) never changes.

Identity and time

Publication numberOT-2026-000045062 · never reused
Internal UUID01a0ae7c-f768-7767-84d8-2e71a582bb91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045062
StatusPUBLIC

Content hashes

Canonical text3b4ed2c41cba5f749542d1b764ba68ac5177d16987153530e024cc4f57061b38
Markdown2233773b1003245f191d91430f00759070eb4d3e19258ced60076ce2fad325dc
PDF
Publication page915f89bce6690d9a18a80404159a3e529781e3caee36ade92dceb31e2645c5b8
Manifest10f8b2ef8836db2e02c7421fa393cdd45f6d8d83805a21f0809c42b3d018d59e

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+KYvhwr0XIFabvBT6ne6AXp6nS8k5M1oskF8EHaL/L6tUseMbWhBeUDOx0+tPUeJXK0GDq10Pw5DLnSZI80QAg==
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

2026-09-17T11:10:05.368723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045062
observed 915f89bce6690d9a18a80404159a3e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.350989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045062/manifest.json
observed 10f8b2ef8836db2e02c7421fa393cdd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.328414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045062/publication.md
observed 2233773b1003245f191d91430f007590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.308919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045062/publication.txt
observed 3b4ed2c41cba5f749542d1b764ba68ac...
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.