OpenTechnical

OT-2026-000044898

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044898) never changes.

Identity and time

Publication numberOT-2026-000044898 · never reused
Internal UUID01a0ae7c-911c-78a4-bec7-b7b9b2535809 · 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-2026-000044898
StatusPUBLIC

Content hashes

Canonical texta4858e840ec4e48da75169ce85d0f2d1b6f07de1dd74eb75a46d47f23ef8084a
Markdownbb4479f874e9a851963f7b8de920865761a5ae3e483de941f5ec4a23e223d8a0
PDF
Publication page5b0acf33b155f961881be8ba330f1e3fd963f60fc491a5d49c4b8def1cd72057
Manifestbaffff8f9108d7fea4eb738c7756bb67f36c21fc3e425d0d74fa3f3cdf0179db

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
SignatureIw5OAbnh/6oYolQ1JRcLMEAkazNjgx4/DDRpVaUd0u7oUpSqCXZfqQ5pUFJm3cscl3eh5vGhqTzztKIzYt2BAw==
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

2026-09-17T11:11:33.759719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044898
observed 5b0acf33b155f961881be8ba330f1e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.739903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044898/manifest.json
observed baffff8f9108d7fea4eb738c7756bb67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.719795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044898/publication.md
observed bb4479f874e9a851963f7b8de9208657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:33.700234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044898/publication.txt
observed a4858e840ec4e48da75169ce85d0f2d1...
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.