OpenTechnical

OT-2026-000034497

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000034497) never changes.

Identity and time

Publication numberOT-2026-000034497 · never reused
Internal UUID01a0ae76-1ed0-7114-a474-6e9bfdf39772 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034497
StatusPUBLIC

Content hashes

Canonical text2bd1680e0e0f29285036892edf56cd3e7f2bfb7e86d931f708d4ed34441df718
Markdownf2309fdc6189e3a09d65791c8cbc7d4a34d7b2a3e30b0b2c1c6182b9b4956202
PDF
Publication paged48022feded23d698774a4b5df06cdcfd8abc1d45e8bfabe1d3a36c11b2d9771
Manifest741b86ac1b1c35093474c3d003555014693497335bef9d6031ecebfec8db6401

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
SignaturewqJ06/Jbx3C9nkMXLA6QcBcJ9mK1HzyYXEToQ9P1xpcy0bDwFllcCod6XHhKwoshasrLRoDrNdhmT6He0PAsDA==
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

2026-09-17T11:28:49.932099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034497
observed d48022feded23d698774a4b5df06cdcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.914197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034497/manifest.json
observed 741b86ac1b1c35093474c3d003555014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.897827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034497/publication.md
observed f2309fdc6189e3a09d65791c8cbc7d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:49.872855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034497/publication.txt
observed 2bd1680e0e0f29285036892edf56cd3e...
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.