OpenTechnical

OT-2026-000014375

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000014375) never changes.

Identity and time

Publication numberOT-2026-000014375 · never reused
Internal UUID01a0ae6d-b27a-708f-80a9-8b8bfdcaa5d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014375
StatusPUBLIC

Content hashes

Canonical textc11addb4bd96c41bb940e43b44188567db5dcc6a3089502bf5c99e6775bda021
Markdownb7c75a4f181d70155875508f1f51fc9eaa8704d4f8bf77e24343ad8d45fa84f8
PDF
Publication page420bd54bd1f34e923cf787b30734db81f87fd14b086ecc6e0b165996f189bdec
Manifest9292751670baa53e897c498cd8385a345501e10c704dfd6c722b615111d502f8

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
Signature3Z3ZPiCvb07MHkwYSOZeHpDkOFLgNwDu1Nxk+2k/EqwVUj8RqJXS0e3kpWaaS75Jt3wiVzPFP2V5QGVFP1QdBA==
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

2026-09-17T12:10:07.421146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375
observed 420bd54bd1f34e923cf787b30734db81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:07.404075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375/manifest.json
observed 9292751670baa53e897c498cd8385a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:07.387527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375/publication.md
observed b7c75a4f181d70155875508f1f51fc9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:07.364546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375/publication.txt
observed c11addb4bd96c41bb940e43b44188567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:13.518029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375
observed 420bd54bd1f34e923cf787b30734db81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:13.501116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375/manifest.json
observed 9292751670baa53e897c498cd8385a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:13.480909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375/publication.md
observed b7c75a4f181d70155875508f1f51fc9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:13.461432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014375/publication.txt
observed c11addb4bd96c41bb940e43b44188567...
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.