OpenTechnical

OT-2026-000040997

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000040997) never changes.

Identity and time

Publication numberOT-2026-000040997 · never reused
Internal UUID01a0ae79-b10d-7e02-b4cd-94f6d97b586e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040997
StatusPUBLIC

Content hashes

Canonical text94b27af2ac06291669066bc4896bda6cacb3834b9f0a30807fa45d28d507a4d9
Markdown28b06f9bfa310d278d0b7781ec429145267810f9c6a2cce1f8da2a9679e74589
PDF
Publication page1c05558c3ad5cfdf36aa5eb5f0278c15978fffe9adaf0f352d8bda18324b14dc
Manifestb02c2eecb48efd1f03670abf1c236a82ccc63cf56f5ee111fb9b445473dbee23

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
SignaturetSLJVHLZjoOlPIfUsAhKVXC0zA7fW4IGGS6myXh7Y9ZxoihGxIssb6QXVTMXbG0RL8ZVQAf+J3iZ3XZbFCNmBQ==
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

2026-09-17T11:16:54.085525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040997
observed 1c05558c3ad5cfdf36aa5eb5f0278c15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.064272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040997/manifest.json
observed b02c2eecb48efd1f03670abf1c236a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.047085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040997/publication.md
observed 28b06f9bfa310d278d0b7781ec429145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:53.932269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040997/publication.txt
observed 94b27af2ac06291669066bc4896bda6c...
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.