OpenTechnical

OT-2026-000039957

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039957) never changes.

Identity and time

Publication numberOT-2026-000039957 · never reused
Internal UUID01a0ae78-d8d7-70f5-969d-92656a1aafb8 · 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-2026-000039957
StatusPUBLIC

Content hashes

Canonical text3de19d278b17f3d569293a3535bc0a51e7826cee7b5504fcf8d848c985e2f34a
Markdown19fad3b4e75cd0addc88f50cb091a223a44e5538caa34d41cea7d0618ba1c460
PDF
Publication page9ac2f802cb6e2284087b8451e5d49b2a3fe4a168a4cd3f42514c82ab4944f2fe
Manifest591176f32fa6cbe1a0e3195ec0f6b269517333802f191e71dcdde208d8ff922f

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
SignatureDPkhAq6h3D+66+6CkXQyVlyHYgQWHU9a6c/cfpZaboAPm5CAgIcRP8A01oWIPWUtWr+I9P2lUjJASU/jEdaSCA==
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

2026-09-17T11:20:15.762718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039957
observed 9ac2f802cb6e2284087b8451e5d49b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.743928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039957/manifest.json
observed 591176f32fa6cbe1a0e3195ec0f6b269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.724187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039957/publication.md
observed 19fad3b4e75cd0addc88f50cb091a223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.705576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039957/publication.txt
observed 3de19d278b17f3d569293a3535bc0a51...
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.