OpenTechnical

OT-2026-000037889

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000037889) never changes.

Identity and time

Publication numberOT-2026-000037889 · never reused
Internal UUID01a0ae77-f88a-70bb-ae20-58d9cc106650 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037889
StatusPUBLIC

Content hashes

Canonical text9b3df4085592a7b0c0103f38d269d07ca520896cc750d2ddd0217301feb7f17a
Markdown5c8b83a978d17588226be4c5527a9b4bff0d4c2e0bde4a61ad3779c2dccba52f
PDF
Publication page8cc49fb9cf6f8790e9fbb0d2ff488ff5445ab7391f5eca76c0b12ecbbc1f92db
Manifesta60aa6a7e9d694b39b214d379b03a8ac7c1b97ff628e363bd74437005e83d55a

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
Signatureab3WTfbEmHNwMku5ov7vMjQTMHQgOUziNONT++RyFdqW8B82YcSpmTe5FtBDZlCl+msjOTvICC2QDoq6lvhoAw==
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

2026-09-17T11:23:09.230385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037889
observed 8cc49fb9cf6f8790e9fbb0d2ff488ff5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.213546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037889/manifest.json
observed a60aa6a7e9d694b39b214d379b03a8ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.196264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037889/publication.md
observed 5c8b83a978d17588226be4c5527a9b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.176211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037889/publication.txt
observed 9b3df4085592a7b0c0103f38d269d07c...
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.