OpenTechnical

OT-2026-000030611

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000030611) never changes.

Identity and time

Publication numberOT-2026-000030611 · never reused
Internal UUID01a0ae74-3fb2-7ca6-a9af-5409fbb3428f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030611
StatusPUBLIC

Content hashes

Canonical text63e334272980505bd404aa4479192957d863dbf3fdd126d2364dc26255313d6f
Markdownac92568aba7d26d40c14c04653c24465d17ceb16e2bc9b85d1dd192b7b3eb7fe
PDF
Publication paged2574884a7f875196c33493b477e422dd8658a6e3df7bc963277a925c33e7a84
Manifest47f8ce5fb2f727f9f9148b3effdb6fa719531585d1c28d6893dffc0b55d42210

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
SignatureMhZjCOp12JGf2oMLgOFD/Np2ruBCH2FSp5BI35hjXcMpWbXrxkwifGFNx5tzFyrdg2LmTaioEbaQnHbqlMJIAA==
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

2026-09-17T11:36:28.709946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030611
observed d2574884a7f875196c33493b477e422d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.685145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030611/manifest.json
observed 47f8ce5fb2f727f9f9148b3effdb6fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.668026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030611/publication.md
observed ac92568aba7d26d40c14c04653c24465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.649390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030611/publication.txt
observed 63e334272980505bd404aa4479192957...
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.