OpenTechnical

OT-2026-000014691

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000014691) never changes.

Identity and time

Publication numberOT-2026-000014691 · never reused
Internal UUID01a0ae6d-d093-7d38-84ee-3034985971db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014691
StatusPUBLIC

Content hashes

Canonical text0764cfb5a0371a8e61ee07c7c215848cab08396211be571a0583bb608260bc7c
Markdownc0e19b8069690b407f4855a4a28ddb576e26d553d2daa3540dc30198a087a079
PDF
Publication page3f844672a352574a85161e36f43bbf0d4065bc436a150a3aa759282d7aedbb42
Manifest8337c839b14351e1dbdafc961ba1b26466aceeca53745701f4d91bdf745b1406

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
SignaturejHByrxMLxtC5RxIn6Y5y18WqSrrOCgtb8wAwWfmEOrDXdk/ZnsmXw3galrU63fWo/q2PUmIjwhS32bsmKFxhDQ==
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

2026-09-17T12:06:32.886279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014691
observed 3f844672a352574a85161e36f43bbf0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.867503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014691/manifest.json
observed 8337c839b14351e1dbdafc961ba1b264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.844623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014691/publication.md
observed c0e19b8069690b407f4855a4a28ddb57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:32.822199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014691/publication.txt
observed 0764cfb5a0371a8e61ee07c7c215848c...
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.