OpenTechnical

OT-2026-000037535

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000037535) never changes.

Identity and time

Publication numberOT-2026-000037535 · never reused
Internal UUID01a0ae77-b8ce-70bc-91fa-40c8dd83f662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037535
StatusPUBLIC

Content hashes

Canonical textcf1536bfeda368aae6bc9ee18112e3795e1b38320c84598b4a2e4e58343bfc0a
Markdowna5f27acb998ef64997ca6354102f334454475ac81a55214d703ae8270ad56fa9
PDF
Publication pagefb7acf4d2be5f321baff4e96a8afb1f6ec717f6a7adedc715c1661977e1d1695
Manifest531ab4c370cb42befe9b1e4ee78468af66c2f2dc8f03e8324b5deb21912fa7ae

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
SignaturemAv6YQe8I26xabXK8alG4pTnHGF392FWlrfNv5hyaDEEWNO/C0wYtBNV3j5jiprXF1bap8qC4q+lrlMDo7eGDA==
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

2026-09-17T11:24:04.304771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037535
observed fb7acf4d2be5f321baff4e96a8afb1f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.288533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037535/manifest.json
observed 531ab4c370cb42befe9b1e4ee78468af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.271588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037535/publication.md
observed a5f27acb998ef64997ca6354102f3344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.251103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037535/publication.txt
observed cf1536bfeda368aae6bc9ee18112e379...
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.