OpenTechnical

OT-2026-000019565

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000019565) never changes.

Identity and time

Publication numberOT-2026-000019565 · never reused
Internal UUID01a0ae6e-f394-73ba-89c8-bb4f0bde264a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019565
StatusPUBLIC

Content hashes

Canonical texte3d012d8406a662a5e73298681908371fcf35f486bf3aa3de1bfbcc60293b554
Markdownb363fd6fb4b77d429b3e8cf353f58f10ee282620cb4b8deb91da638790972603
PDF
Publication page5f5a01d2c48d06e229a9d4e9c6abb7567cd38d971d69f7cc040452e5e8064c13
Manifestd504015e882490cad1661fb984352813bf2a56b6a11c475a068c5fbd74300b9f

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
Signatureisa225MUK9Hir/yS+0mPh8moN/6+YdPO/YaSp8UcLXp9jn1OR3bjyfgDe67ZCsR4X/HJk0ildwO1AWD+BatEDA==
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

2026-09-17T11:59:00.651066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019565
observed 5f5a01d2c48d06e229a9d4e9c6abb756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:00.633812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019565/manifest.json
observed d504015e882490cad1661fb984352813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:00.616443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019565/publication.md
observed b363fd6fb4b77d429b3e8cf353f58f10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:00.599681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019565/publication.txt
observed e3d012d8406a662a5e73298681908371...
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.