OpenTechnical

OT-2026-000039855

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000039855) never changes.

Identity and time

Publication numberOT-2026-000039855 · never reused
Internal UUID01a0ae78-d8d6-74f0-bd8f-bda23f12cdc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039855
StatusPUBLIC

Content hashes

Canonical texta1846d766b15387b709023bbb5112d1726cd4bdff620571556a93d016c211cfc
Markdowna18c31614d93fd54d6e8d91b98a0224952fa8b31aa1f796bfb653f1fcc6f8882
PDF
Publication page5a354661180628e507820471f36385eacde63357275ccd6093e6359134e068ad
Manifestedc6ee7f6a69a9f444f5adc1959bca601350f1bc291727f73a8c25e87a9d50cd

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
Signatureq9aANRbTyh61IAPkGl3dqLEu7O8M9EWnBRqiAZVgWUD4RIdzF+DS4v0SmyRNZ/9O5avDdr4LoeYrTNLxBZraAg==
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

2026-09-17T11:20:07.982571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039855
observed 5a354661180628e507820471f36385ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:07.962437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039855/manifest.json
observed edc6ee7f6a69a9f444f5adc1959bca60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:07.942065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039855/publication.md
observed a18c31614d93fd54d6e8d91b98a02249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:07.857216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039855/publication.txt
observed a1846d766b15387b709023bbb5112d17...
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.