OpenTechnical

OT-2026-000039387

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000039387) never changes.

Identity and time

Publication numberOT-2026-000039387 · never reused
Internal UUID01a0ae78-9675-7e8b-b059-176a6f91a2b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039387
StatusPUBLIC

Content hashes

Canonical text0b01d49d5286e49f639ddade2bf69489d8e5bd432504bf312dbd4223796d704a
Markdown1525fa01156f231d5d3b4b791c361a12fee132e8edb7a6fb2befe17ec021fc55
PDF
Publication page7e6e1f05ca430379b77dfdf2c5b3145750ba2e3f8e303fa85f453c97ec35e1f0
Manifest8398ee1a555c04ef5d521de640ef9bea861149bbc5615ba0f8a73e90ec88e016

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
SignaturePYNazmdJ/mT4L5JlUujcNhlrc7gBYfUOYM6Sd9puZ4LhlnCKKg4DX1clfzXZcgqnRDhL8Nlgtm4Zg8QFs9sTDg==
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

2026-09-17T11:20:59.894632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039387
observed 7e6e1f05ca430379b77dfdf2c5b31457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.876063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039387/manifest.json
observed 8398ee1a555c04ef5d521de640ef9bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.856865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039387/publication.md
observed 1525fa01156f231d5d3b4b791c361a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.838987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039387/publication.txt
observed 0b01d49d5286e49f639ddade2bf69489...
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.