OpenTechnical

OT-2026-000060371

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, manifold 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-2026-000060371) never changes.

Identity and time

Publication numberOT-2026-000060371 · never reused
Internal UUID01a0ae8a-5a75-7c83-99ce-e42ca9ca5991 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060371
StatusPUBLIC

Content hashes

Canonical textdf1f05c94a7821c94cab7e9f0fced192dfbccc9546f8ac7d3ea0a6b1c59888ba
Markdownf992f42fe46d9ec1503b77f6c11c1365990cff18899768d2fe9830e394118b74
PDF
Publication pagefc0e287c5e0ae8554cc3aa9d487c55e2be6bccc7761de45259b9a04dc8885ff1
Manifeste395c6b58df376b0448bde2d8a010ebd171e72edf660b7eb4c820b14c5c53960

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
SignatureWNEoEwIvhKOHxRG0Du/P0J5T9oHTykBBBTfQFXM3xbZjqAo6qFYshSBLOZSMcURxGr76lDOdEDLxyVC/pXarBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:07.500039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060371
observed fc0e287c5e0ae8554cc3aa9d487c55e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:07.469603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060371/manifest.json
observed e395c6b58df376b0448bde2d8a010ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:07.445542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060371/publication.md
observed f992f42fe46d9ec1503b77f6c11c1365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:07.422112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060371/publication.txt
observed df1f05c94a7821c94cab7e9f0fced192...
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.