OpenTechnical

OT-2026-000078374

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000078374) never changes.

Identity and time

Publication numberOT-2026-000078374 · never reused
Internal UUID01a0ae95-7c28-7964-992b-f3ce3ab83235 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078374
StatusPUBLIC

Content hashes

Canonical text94b83ca634be4ed3796fad87f305bbefbce3a69e895e87b42a5deb8df2127f8f
Markdown669676e0ba49e57c6d56734ac145536fe42951e449c0fbc66c4bbd8f7f3ed429
PDF
Publication pagef51f7cc8c33034e58b06230b8b791b7ec3a733cd3ecbb37d066988ab10a7ded5
Manifestff9ca69811d9b2bbcb0d8d97a7b534037883289d65f046063d3f060e58fc7f29

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
SignatureNXi81xIeVkqsceg2Q1T2lzk/7yQqjOvTw0oNcXLnTFX9dfMvoqv5QHfqgeWSdzwzczzlw8OFzo5SZpmWznHODg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:20.749035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078374
observed f51f7cc8c33034e58b06230b8b791b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.730182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078374/manifest.json
observed ff9ca69811d9b2bbcb0d8d97a7b53403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.710622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078374/publication.md
observed 669676e0ba49e57c6d56734ac145536f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.691761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078374/publication.txt
observed 94b83ca634be4ed3796fad87f305bbef...
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.