OpenTechnical

OT-2026-000035477

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000035477) never changes.

Identity and time

Publication numberOT-2026-000035477 · never reused
Internal UUID01a0ae76-b4c4-7973-8dbf-defd3b7b3dc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035477
StatusPUBLIC

Content hashes

Canonical text9e28af86516e311c9b110887ba3f89efcd498a04664cfef61541b63ee0f10719
Markdownf548921027d6569b2df3821d6fdf24019d50529fcac3147d1587226a3ab4d37d
PDF
Publication page4bd13fa1719042f36df6a3b3004c6854ae4831eb356ca8568a1f9d579dafe150
Manifest29a000fca5d55a6a5c391a2f38f81a21eecfa1db9c787caaa611f09c04fd909c

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
SignaturewUHmf081jGz1SDIubQa/09GKJ3bW6/VDri1gyDgUk9nvaKdwgHo+ApeWByC3iQU/TZBAfXgsv6GCUbsrsDdIAA==
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

2026-09-17T11:26:53.067317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035477
observed 4bd13fa1719042f36df6a3b3004c6854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:52.966003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035477/manifest.json
observed 29a000fca5d55a6a5c391a2f38f81a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:52.947476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035477/publication.md
observed f548921027d6569b2df3821d6fdf2401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:52.834473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035477/publication.txt
observed 9e28af86516e311c9b110887ba3f89ef...
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.