OpenTechnical

OT-2026-000035444

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000035444) never changes.

Identity and time

Publication numberOT-2026-000035444 · never reused
Internal UUID01a0ae76-6a20-7fdd-bac3-4faa01298a4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035444
StatusPUBLIC

Content hashes

Canonical text158485bf41e5e8f2bd066661c1c076db583a7cf8826e515c35e1d54a17d65fa1
Markdown70dcf241fb7692f1cda8c82c61323fe460aa9946bd57c06779bb31cd12742cb4
PDF
Publication page78674a664f61c019dbbaff761f3d97b1ff56eb774fdb80f020ecf28c79b1aed6
Manifest379249940ffc2bc7095db5e23357a9bf3377437a53eb17cb643f5d84a0122f3e

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
SignatureOY4ahiKx/PRjP7i5m+AvueTKulMSDlcClFV6oXs/aNJqNyQ5d/ZA6fkehX1dIP/J3mtKI/DyUp3Xql6O4xjbCA==
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

2026-09-17T11:28:45.693324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035444
observed 78674a664f61c019dbbaff761f3d97b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.674652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035444/manifest.json
observed 379249940ffc2bc7095db5e23357a9bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.655797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035444/publication.md
observed 70dcf241fb7692f1cda8c82c61323fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.637594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035444/publication.txt
observed 158485bf41e5e8f2bd066661c1c076db...
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.