OpenTechnical

OT-2026-000045726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000045726) never changes.

Identity and time

Publication numberOT-2026-000045726 · never reused
Internal UUID01a0ae7d-8f04-77eb-8bba-2a91e2bbe1af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045726
StatusPUBLIC

Content hashes

Canonical text1731aac5610bc1176dc6193526f5ef5167dab22de177a452abf592b9709f4d02
Markdownbf1c5750cba73b901ebba8dced01b723c3eb2e4ffa532480325a666046cafa3e
PDF
Publication pageb8e6e58bedff2fc9d00dbf56d19e0ec8da35acc831173bb9082e2c0900df303e
Manifestec71c168144d3dfcc5a6286d52c1dabc96ae3581e497f47debd8b61f358f140b

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
SignatureF+PZcx8yh6uuA7uC10dF/96tpv5J5jm5DXWfDo5DcXotT1F3eXYJZDjzcsVeRUTnVL4XOXptFOdBaTkzhTF5DA==
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

2026-09-17T11:09:32.462975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045726
observed b8e6e58bedff2fc9d00dbf56d19e0ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.443563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045726/manifest.json
observed ec71c168144d3dfcc5a6286d52c1dabc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.424374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045726/publication.md
observed bf1c5750cba73b901ebba8dced01b723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:32.405523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045726/publication.txt
observed 1731aac5610bc1176dc6193526f5ef51...
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.