OpenTechnical

OT-2026-000045068

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000045068) never changes.

Identity and time

Publication numberOT-2026-000045068 · never reused
Internal UUID01a0ae7c-f768-76ae-9828-5961cf88d1d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045068
StatusPUBLIC

Content hashes

Canonical textb5119e68e483c797f9748ce9670592ae62736a5ad310463fa28281773661b903
Markdown35a9adf149421a9f6d68635a4bd569719dc2e5a4356666cbb47368e40c0ec01f
PDF
Publication page68ad70f6121d1396bb7b595e7c265924a4850fde424f605058782cc8de39e9f3
Manifest8fd33ba369d5c092b155248091e5eaeb1bb925f40fc9a52e98a8fe8ff477a7ef

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
SignatureBZP5qPFPEkUll9QHWkxY5af/HJEEmhpxREgmMb8Qne5wi0vmZI5AcHeO6T/hqiFp5UYsmMWmMaZ/jkJyLl12BQ==
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

2026-09-17T11:10:05.926842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045068
observed 68ad70f6121d1396bb7b595e7c265924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.907685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045068/manifest.json
observed 8fd33ba369d5c092b155248091e5eaeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.891033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045068/publication.md
observed 35a9adf149421a9f6d68635a4bd56971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.872342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045068/publication.txt
observed b5119e68e483c797f9748ce9670592ae...
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.