OpenTechnical

OT-2026-000034214

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000034214) never changes.

Identity and time

Publication numberOT-2026-000034214 · never reused
Internal UUID01a0ae75-df0d-78b0-a15e-ebd046c48cbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034214
StatusPUBLIC

Content hashes

Canonical texte09bad70fe0ace74f0e47115f9e04c3963d87f65289aed387cab836cf8b49d65
Markdown6b55a69d8b4c26a8fc1e9ffd908fbe0f05d57e161f2fec37aa07a8db682c3803
PDF
Publication pagea70c7e78548aa9703d66dcdf1962f5c4365c9d73796cf61e98b3b05cb5db66a2
Manifestc42ee558ddd46612ea28a3a98d04d4770771ba6bd37f99bd6933c98d7864b7b7

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
SignatureQ/wz/4Gwpfd5cH9TvzvQ0AFled0YbWy2fUAoDtiBvZQZcuKprUKyWQUSF1UPlYguXQPSHKXKksfc3oolXE0qAg==
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

2026-09-17T11:30:45.700385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034214
observed a70c7e78548aa9703d66dcdf1962f5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.679537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034214/manifest.json
observed c42ee558ddd46612ea28a3a98d04d477...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.661042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034214/publication.md
observed 6b55a69d8b4c26a8fc1e9ffd908fbe0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.643610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034214/publication.txt
observed e09bad70fe0ace74f0e47115f9e04c39...
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.