OpenTechnical

OT-2026-000080560

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000080560) never changes.

Identity and time

Publication numberOT-2026-000080560 · never reused
Internal UUID01a0ae96-7e79-70df-8cae-b2e1dac63533 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080560
StatusPUBLIC

Content hashes

Canonical textbed9c4f61bd500da4f03dfba805cbf5a54bc4eb05c26998e6603a55644f0acc3
Markdowndf2425e6986caf1be8448559f9e43c83cdaf48300b13097fc1ee2c43d1bc0c44
PDF
Publication page74fd765d2fe4183904d697f5276b24b44298cfcd060cb74c11e8477b68b00868
Manifest2488973888ba0c6604af21609d5a8e31b40664c884250092005a160496e285b5

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
SignatureW9NGvlBvo7WMcw2ss+yS+cKHsIzoYEsYbXbJSqpdChLnZ1YFnf7rzXtJybizbjvdoSIb7Xa48yiNs3v3tl8aDA==
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

2026-09-17T10:03:11.408544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080560
observed 74fd765d2fe4183904d697f5276b24b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:11.388691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080560/manifest.json
observed 2488973888ba0c6604af21609d5a8e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:11.369234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080560/publication.md
observed df2425e6986caf1be8448559f9e43c83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:11.349853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080560/publication.txt
observed bed9c4f61bd500da4f03dfba805cbf5a...
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.