OpenTechnical

OT-2026-000075081

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000075081) never changes.

Identity and time

Publication numberOT-2026-000075081 · never reused
Internal UUID01a0ae93-ac2e-75c7-bd92-02e07be8c771 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075081
StatusPUBLIC

Content hashes

Canonical textb08b8baa574dd0e4e5e27bcd5deb469c3667a2a3554549bd70ca7ed8d0b5e24b
Markdown92926981d1b255083b5c23eac70fa5495e651ec82fa921cf8c70aa0f057c7c8c
PDF
Publication paged7a6ba0b9b831e4537ae22df905fa03903f0a9e870b22c33bec61730f6957ca4
Manifest9f962461edb5ca81240e60e83cbcf0ca5c23ce5f9b611cd45ab04e1b4cfd0ae9

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
SignaturedUwg9zIZYsaTTdkt/agPqrp8XZ0Yk5XmiiSYVQisoD/SUSFB0jw69pJ1x5k4jkVYVQBSNnEZFJRZqZ2tadwFBQ==
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

2026-09-17T10:18:54.156926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075081
observed d7a6ba0b9b831e4537ae22df905fa039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.139956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075081/manifest.json
observed 9f962461edb5ca81240e60e83cbcf0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.123440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075081/publication.md
observed 92926981d1b255083b5c23eac70fa549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.105880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075081/publication.txt
observed b08b8baa574dd0e4e5e27bcd5deb469c...
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.