OpenTechnical

OT-2026-000025927

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000025927) never changes.

Identity and time

Publication numberOT-2026-000025927 · never reused
Internal UUID01a0ae71-a83f-76fe-8975-b99a4b19dbf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025927
StatusPUBLIC

Content hashes

Canonical texte06d6f779e08b4ea33d3dfbb3c0e0b0d1332696ed94fa507a0f90f8e95d73158
Markdown1d2aa42de6957b9abe0b6deb4da40bbbab83661284aa5836515fdaca5fd05767
PDF
Publication page262e3780bd01f156c91c0864846a61fb2e988402c3120b16ae56ed3ef7893566
Manifest8244cb1b45678ddeb903c53950728738c6401743cbc97b1a4f00b4c2eecb35bd

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
SignatureqKI2xBYZ7JVBO1CQ8URA/iWKJm6c9X0uLph8xuki2Iay1ylSJ5ohUVKGQTmHh4PRJsjh+QshY1QA41GzkcT/Dw==
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

2026-09-17T11:46:17.060166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025927
observed 262e3780bd01f156c91c0864846a61fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.042873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025927/manifest.json
observed 8244cb1b45678ddeb903c53950728738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.024035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025927/publication.md
observed 1d2aa42de6957b9abe0b6deb4da40bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.004631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025927/publication.txt
observed e06d6f779e08b4ea33d3dfbb3c0e0b0d...
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.