OpenTechnical

OT-2026-000014728

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000014728) never changes.

Identity and time

Publication numberOT-2026-000014728 · never reused
Internal UUID01a0ae6d-d093-7237-9214-0b560a5e230a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014728
StatusPUBLIC

Content hashes

Canonical text9054dcd9b41e4575c639b02af1e06cb4c3afa5a1dcc33f6a3ea042082aa5383f
Markdown69a1b1b72176893379e800efdc247aeae071e595894df9d9c5c60259fe336125
PDF
Publication page303011f7c140ba3acf08fe783f81f6e1f4a25ee9219c034196dd2ddd8e9e9045
Manifest08e0418045c6f3029a6546c8dc7de0c2597e6fba0198c5c8612ce220daebf7e2

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
SignatureYO1dKxqx7QgYVTi6sJKTvRw6xB3sJ/JQblVxy78e7iskaYWlmH0VhduVYQy648t1IUroWKEbPtz44q2cHpeeAA==
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

2026-09-17T12:06:36.025261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014728
observed 303011f7c140ba3acf08fe783f81f6e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:36.006145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014728/manifest.json
observed 08e0418045c6f3029a6546c8dc7de0c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.987502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014728/publication.md
observed 69a1b1b72176893379e800efdc247aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.967721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014728/publication.txt
observed 9054dcd9b41e4575c639b02af1e06cb4...
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.