OpenTechnical

OT-2026-000076776

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000076776) never changes.

Identity and time

Publication numberOT-2026-000076776 · never reused
Internal UUID01a0ae94-b06f-78d3-9bd0-4a48230c1b72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076776
StatusPUBLIC

Content hashes

Canonical texte0b44f37ee735486212786e5d75ac25f8ea9709e05e220c06ada76cbef79e59d
Markdowne157b9ace87523670252b9de5ef82501950a9741ce7a0f186db02b4ea44b5c94
PDF
Publication page1ff70ba6ef3c765acff1ac603eaa2a5d8fb190bf5fd9771c06051ff9db69684e
Manifestc2ca399b081e7ded395bc0e92d91cebff1899c339d0314609a93384f2059e35c

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
SignatureBpzEdQCpgJrSIr0XBIfvExjAJdS3TnoTGz9pc8C7I8LXyvxU6RcdXBDFpRJEHL0oSbCgew+sEADF/XbrKLH3Dw==
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

2026-09-17T10:09:38.357404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076776
observed 1ff70ba6ef3c765acff1ac603eaa2a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:38.337685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076776/manifest.json
observed c2ca399b081e7ded395bc0e92d91cebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:38.316530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076776/publication.md
observed e157b9ace87523670252b9de5ef82501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:38.289033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076776/publication.txt
observed e0b44f37ee735486212786e5d75ac25f...
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.