OpenTechnical

OT-2026-000022510

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000022510) never changes.

Identity and time

Publication numberOT-2026-000022510 · never reused
Internal UUID01a0ae6f-f4fe-765a-8673-62b23d2da6ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022510
StatusPUBLIC

Content hashes

Canonical textdcb3cefb20076753d11caf5883086523c12df8b0011b7e27b0c0dc8effb28861
Markdown6941fc621c576ae2dd6f32b62c2195e90c183c2ed15330aa6119d282655d3e92
PDF
Publication pagec5880ac0aeb146db5cc113b148447f4eda483c066bc3e20d61ea9069b614e716
Manifest6a17293045b50acd20d551ca34635c4d8b9e0bbecd7cb9ef9f4232ddd7f93818

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
Signature0tZ/kY31uFsUtDdUy/R2Jezz4bdMCniKvJJPuY3yBbYgkZ63oSCxWBYmC6rxb1HkWY8tuQP7wjvo7F64JqKWDQ==
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

2026-09-17T11:53:56.334096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022510
observed c5880ac0aeb146db5cc113b148447f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:56.316855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022510/manifest.json
observed 6a17293045b50acd20d551ca34635c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:56.298824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022510/publication.md
observed 6941fc621c576ae2dd6f32b62c2195e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:56.281870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022510/publication.txt
observed dcb3cefb20076753d11caf5883086523...
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.