OpenTechnical

OT-2026-000044908

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000044908) never changes.

Identity and time

Publication numberOT-2026-000044908 · never reused
Internal UUID01a0ae7c-911c-79d4-ad79-daf511061bd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044908
StatusPUBLIC

Content hashes

Canonical textdf0c929e3c0a2bd6934a89df6f96bd8209d07f9661e27ea631b4a2001f70bb4f
Markdown2272ffa44a73b2d5aaf2d6308aec41e3ac4c9536ced7aacb4f1ac77fd47fe184
PDF
Publication pagec6d4d5d04b991c55a7f385018f7eb0e1945671bd639d32e027f8fcb612374e47
Manifestc485108ecaa9ddee3a4024173dd079ed418c24a3ddb98e22366eed58fdaea683

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
Signatureg/jrXmrwIbHZzse5fG5g00FvHIJU6fUQsTs89O/wuiyZWeCEfLT1GuLYLfw7sKK2acC0Dw2kX4GedcAqfLh4Dw==
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

2026-09-17T11:11:34.614684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044908
observed c6d4d5d04b991c55a7f385018f7eb0e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.594987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044908/manifest.json
observed c485108ecaa9ddee3a4024173dd079ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.575525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044908/publication.md
observed 2272ffa44a73b2d5aaf2d6308aec41e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:34.555680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044908/publication.txt
observed df0c929e3c0a2bd6934a89df6f96bd82...
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.