OpenTechnical

OT-2026-000008584

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, 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-2026-000008584) never changes.

Identity and time

Publication numberOT-2026-000008584 · never reused
Internal UUID01a0ae6a-e46b-72ca-9c11-7d2ef2e4675c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008584
StatusPUBLIC

Content hashes

Canonical text04b05ccf9b331f9d8d4ec6a2fba6a25602536f6640dadd68e0ce79ae0ad54549
Markdown949c37797291b44de3a96146d72d15caba1302f26f6499a8bf3aea220178f1df
PDF
Publication page61d44dd7c65b1f63140a5fe8be0435cc66143e289aca843e2d292416b9e0b9e2
Manifest65cbd27b1250913fdd49b3e9292f5a4377c3538c80fcddd7f6ca0cf87d3bb465

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
SignaturepFYfPHDWR5LKNAN3cUtInqbPwpPVWihLuXO/oSYpOGCWiBhSiiBBkAlgVW3FIymp6iPtVNg2oxufGB9A2EvLAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:31.964354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008584
observed 61d44dd7c65b1f63140a5fe8be0435cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.945863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008584/manifest.json
observed 65cbd27b1250913fdd49b3e9292f5a43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.924292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008584/publication.md
observed 949c37797291b44de3a96146d72d15ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.905501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008584/publication.txt
observed 04b05ccf9b331f9d8d4ec6a2fba6a256...
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.