OpenTechnical

OT-2026-000039704

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000039704) never changes.

Identity and time

Publication numberOT-2026-000039704 · never reused
Internal UUID01a0ae78-d8d5-7dcb-986a-5a4bf21335ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039704
StatusPUBLIC

Content hashes

Canonical textfea443c6cd74d150d92607d3d58e9aabf8370b727317a2a9400147f4b10f01a7
Markdown52ae7626363a335abb255d35a5d153aa474c3f09be27768212b62b9b852d9730
PDF
Publication pagee973705b92d0b8de1865151a963495cc13607e3b11a8296cc6b76bafb3d6fb84
Manifestc72b5021d3c749fbbf2c45048a34cee067cc2ba0694cff81e5c7e6338c276943

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
Signaturemy9F3wZiuAS4Y8+0mzPqAmlZs8rVjDcTFFjaoNnwUO6A2EzL3Y/yIAdGS0xytHoFpLJxwjbEGQA9nTiyfliKAQ==
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

2026-09-17T11:19:54.051758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039704
observed e973705b92d0b8de1865151a963495cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.033992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039704/manifest.json
observed c72b5021d3c749fbbf2c45048a34cee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.015308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039704/publication.md
observed 52ae7626363a335abb255d35a5d153aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.997593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039704/publication.txt
observed fea443c6cd74d150d92607d3d58e9aab...
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.