OpenTechnical

OT-2026-000094072

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000094072) never changes.

Identity and time

Publication numberOT-2026-000094072 · never reused
Internal UUID01a0ae9e-92ca-700d-b095-7b559af46077 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094072
StatusPUBLIC

Content hashes

Canonical text3d4ade16844d7dcaa6e1e1d82bccb1b8fa4701b5fb0fe22fa3561bbe36f3ccb3
Markdownef027f0fbd5fc1e11790a05d4d803a7950e15d744bfc4a28316ec7125f8a598d
PDF
Publication pagec42852460da62d5a38ec7a92152f93635b61141708a03d3c280f741c16926b95
Manifest47a95caa1dc9edf50a9b4b294d2e8a29c90438a1ec57c37b45987ddde5fdd7da

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
SignaturerfHNsmthf3jxxtHbmNxwpOhsAGM1UVhgzumhCzMnIw0vFFmNMe18dKu3K7H/m0PYtIwSHZ5qDMQSLScD+Mv2BA==
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

2026-09-17T09:38:29.991197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094072
observed c42852460da62d5a38ec7a92152f9363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.973665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094072/manifest.json
observed 47a95caa1dc9edf50a9b4b294d2e8a29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.955673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094072/publication.md
observed ef027f0fbd5fc1e11790a05d4d803a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.937341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094072/publication.txt
observed 3d4ade16844d7dcaa6e1e1d82bccb1b8...
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.