OpenTechnical

OT-2026-000097232

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line 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-2026-000097232) never changes.

Identity and time

Publication numberOT-2026-000097232 · never reused
Internal UUID01a0aea1-01ca-7dab-999e-9b2563480a96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097232
StatusPUBLIC

Content hashes

Canonical text081eba1847a6bce8240785e38fd95dc1331d6896331c84569309560330386078
Markdowncc6ad7f3c0b1992392b2993518fe19355bb3234a583b4e1f6fc8f5a659135c8d
PDF
Publication page5661b50b74c49715b982e390b7acc9a4a356f58619abf05063c8266d2c7cfcfe
Manifest05df5eaa956d5e23b35ec11cacfc44472ec662a87d568b133eb674320f13a42b

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
Signatureuwpb3p3XSxjUzWUtKJcsXVFRMkvnJpQ3R6VVNZsOgRlHSeCRzGP6eJPmmcurjBqj8UzaYskfePhtNyv0uaNsCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:28.885688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097232
observed 5661b50b74c49715b982e390b7acc9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:28.869713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097232/manifest.json
observed 05df5eaa956d5e23b35ec11cacfc4447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:28.848875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097232/publication.md
observed cc6ad7f3c0b1992392b2993518fe1935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:28.831295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097232/publication.txt
observed 081eba1847a6bce8240785e38fd95dc1...
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.