OpenTechnical

OT-2026-000015612

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000015612) never changes.

Identity and time

Publication numberOT-2026-000015612 · never reused
Internal UUID01a0ae6e-0c4a-77a1-bafc-c0212c230671 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015612
StatusPUBLIC

Content hashes

Canonical text9a7104bbb34b008b3b46fca7a58c6ee2477ced71f35b3680397c9b92d67e09a3
Markdownc1ec498e56aa72dded927cf93f85d4c4623638a361c719b8fec73213b28f6776
PDF
Publication page19f646c6729349bed396b033082ba46fc417ecd0f7891b1b09eb53225f077b78
Manifest02a16d49935c546711bcb9e3dcabeda6fe4ad670e3d1a1fb61e72cc16bdb590f

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
SignatureEQulRZjb1cqDHBsugumZ8QOX6Fdd1F+UCe1TtytMoVzTCGZwULYUFqZ9tRv+GtaSOWLHteJjiLlG2mNhwfoRAw==
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

2026-09-17T12:04:51.540310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015612
observed 19f646c6729349bed396b033082ba46f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.522040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015612/manifest.json
observed 02a16d49935c546711bcb9e3dcabeda6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.503599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015612/publication.md
observed c1ec498e56aa72dded927cf93f85d4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.485119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015612/publication.txt
observed 9a7104bbb34b008b3b46fca7a58c6ee2...
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.