OpenTechnical

OT-2026-000102407

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102407) never changes.

Identity and time

Publication numberOT-2026-000102407 · never reused
Internal UUID01a0aea4-8589-7cd7-8685-1bc84f6bd40c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102407
StatusPUBLIC

Content hashes

Canonical texta9773bbb4a4e59a035630360cf7379e015eec9353ac6a742a21fcac55b78b3c9
Markdown701b1eef3316eb6f9ababf91f9a5b4f357fdf80c422bd432c7d2d197a8aaa9cd
PDF
Publication page514360a95732f687de93143e4da1c363938f23ee0fe3d8d56d7ac79ef8fe399b
Manifest9ae84fc67c9fccb4af82ff7f83429812e186af557a6a3972177b41e6dca02687

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
Signature6uSQxr7p3INAwm96dfO187nIgSuXXoRq+Z2Mq1EX7v430ImFEDBlM9te3YfF1/Yrfd+PM/vj+ExUbxSNHOabDQ==
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

2026-09-17T09:23:44.876945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102407
observed 514360a95732f687de93143e4da1c363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.858581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102407/manifest.json
observed 9ae84fc67c9fccb4af82ff7f83429812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.815685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102407/publication.md
observed 701b1eef3316eb6f9ababf91f9a5b4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.794591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102407/publication.txt
observed a9773bbb4a4e59a035630360cf7379e0...
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.