OpenTechnical

OT-2026-000046423

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000046423) never changes.

Identity and time

Publication numberOT-2026-000046423 · never reused
Internal UUID01a0ae7e-57dc-76d6-a926-00c73d2582de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046423
StatusPUBLIC

Content hashes

Canonical text45b6d76f258d79c0397a9da9c0aee3b661b840164c874b51db2a237c5934d44e
Markdown95b24c43bf30b6bf69fa7d588b996323766cb6a2671bdec5a4ec2c81323a5b95
PDF
Publication pagef56fbf82fe036ea35b414a474696d2185098d1be2e65805f2e6b4d8774034971
Manifestfde58fcaf64037ec4b25584b59a1e926ea1b1f0161235a538a4da50e18e59e66

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
Signature+8j5ngAlKoGDcP/6sWDtqflm72fD5P7AJozuOF8nZxR0WLAsL/B//ZAWSD1hqZOOb+DSR2U/uu/L/6ZRuaOhBg==
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

2026-09-17T11:08:26.245474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046423
observed f56fbf82fe036ea35b414a474696d218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.227978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046423/manifest.json
observed fde58fcaf64037ec4b25584b59a1e926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.210312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046423/publication.md
observed 95b24c43bf30b6bf69fa7d588b996323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.192140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046423/publication.txt
observed 45b6d76f258d79c0397a9da9c0aee3b6...
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.