OpenTechnical

OT-2026-000033396

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000033396) never changes.

Identity and time

Publication numberOT-2026-000033396 · never reused
Internal UUID01a0ae75-8980-7f36-8d2c-538a3d6660d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033396
StatusPUBLIC

Content hashes

Canonical textd0f85b41e0dfbaa971b6a2e95902fbed39220057eea0948deb63702d5e5246a1
Markdownbe6579fa2d8b72d25b74a8135a49f3a93e271cd79a955301aad2c184b59caf66
PDF
Publication page805c829839b9df2183532669bc14f84a3a6bd62a967256573ed2880455542b2c
Manifest9ebbbf528ec2fa2322de7968e46d8e94892ccb2b86f661ef16d570cff8cfc62f

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
Signature9rU9CImQT4IYaV8l6SWYSbfkHBnitVcolOdBbPm1SnYyvGATeoXfHRIDiGezg9YWrEAjA+8Y7jyb0iG5Tel0Bg==
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

2026-09-17T11:32:10.469171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033396
observed 805c829839b9df2183532669bc14f84a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:10.448154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033396/manifest.json
observed 9ebbbf528ec2fa2322de7968e46d8e94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:10.428611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033396/publication.md
observed be6579fa2d8b72d25b74a8135a49f3a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:10.408983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033396/publication.txt
observed d0f85b41e0dfbaa971b6a2e95902fbed...
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.