OpenTechnical

OT-2026-000062320

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000062320) never changes.

Identity and time

Publication numberOT-2026-000062320 · never reused
Internal UUID01a0ae8c-0abf-75e9-b457-2a3088a66204 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062320
StatusPUBLIC

Content hashes

Canonical text4a2cbbb1080c6e9d40acf73e486bf2e7f7664204ab97dbdc7293db3ee17c60d6
Markdown5f9de317c2cf0a8abd7c2d05348ce78831a65eb3d67549135c8e48fded445ed6
PDF
Publication page7c5ddcc196d391649c0f610fcd6018f6f825d9295373e7abce6b3f71809c649e
Manifestb3ab20fdfcabd7951703fb0557f2f5c3b67ef86f203610e41a9d30ca9f33b69b

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
Signature9LI6ASQFnkP9h7isah2E2eLTNw8qEKzB0kNe5rNLkMyK0IZD8g2hlDCUZla1KGmDEvB5Gf7mOasd+j4WLyRjAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:37.485831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062320
observed 7c5ddcc196d391649c0f610fcd6018f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.468372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062320/manifest.json
observed b3ab20fdfcabd7951703fb0557f2f5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.449726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062320/publication.md
observed 5f9de317c2cf0a8abd7c2d05348ce788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.432097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062320/publication.txt
observed 4a2cbbb1080c6e9d40acf73e486bf2e7...
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.