OpenTechnical

OT-2026-000037105

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000037105) never changes.

Identity and time

Publication numberOT-2026-000037105 · never reused
Internal UUID01a0ae77-7740-7d52-913d-88a9a2fbed81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037105
StatusPUBLIC

Content hashes

Canonical text5135b1a67cbd767a5b45f609ba0454cf002cbe161264a08892bb187ea6bf5f21
Markdown7c59befe291ed4e62c52b57a24f0e42ff3808bbb143c077ccefcda8ecfbc7ecc
PDF
Publication page1f67fb9b8d756804937b757e4eb78dda7705b97edbeddb11abec33f118fa5bae
Manifestfc6e19be04002f6fb2e0b7156ef56175f1423247e5f8c274edfa6b03d51854f8

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
SignaturefA3dmvqVV/OO+8f8JtTCLuyZZ1xPmb/4mQPZuyF+0nkxGjq+Df2f7hcmNxl3ol3LtJU8C+6C8VqjncfmEwE+AQ==
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

2026-09-17T11:24:58.373753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037105
observed 1f67fb9b8d756804937b757e4eb78dda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.358384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037105/manifest.json
observed fc6e19be04002f6fb2e0b7156ef56175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.342625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037105/publication.md
observed 7c59befe291ed4e62c52b57a24f0e42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.326606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037105/publication.txt
observed 5135b1a67cbd767a5b45f609ba0454cf...
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.