OpenTechnical

OT-2026-000016137

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000016137) never changes.

Identity and time

Publication numberOT-2026-000016137 · never reused
Internal UUID01a0ae6e-2d10-76c1-b8af-5c7342be0f1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016137
StatusPUBLIC

Content hashes

Canonical textfe4e19f2bf1931f85af3e5839ddb9b0eb9a5ecfe5b61881025ed749d0b90652b
Markdown865d9a9f8c0c641bbdddb2829a8c7202dab41747d1995af705d128d42b9abd5d
PDF
Publication pageb0f4cb7d7a56a1ef30b24ec673543b4cc312688c274ea62d9b4ccd319db05227
Manifestb1af6138d8a105da5ce71b0e455c8b7f5dacf560a80bfa9cc27fc5dc9af227b4

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
Signature1aNR4oF1875fdpc1a4YQs7DwcB6RObHL7okLgxSehPQrJEzpdo/DQzD7Y9RG8VZ7hZVw146VcUIdCWHuMAChDg==
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

2026-09-17T12:03:34.419758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016137
observed b0f4cb7d7a56a1ef30b24ec673543b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.401911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016137/manifest.json
observed b1af6138d8a105da5ce71b0e455c8b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.382017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016137/publication.md
observed 865d9a9f8c0c641bbdddb2829a8c7202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.363818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016137/publication.txt
observed fe4e19f2bf1931f85af3e5839ddb9b0e...
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.