OpenTechnical

OT-2026-000035705

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000035705) never changes.

Identity and time

Publication numberOT-2026-000035705 · never reused
Internal UUID01a0ae76-b4c7-7147-b6d2-41275c3efdb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035705
StatusPUBLIC

Content hashes

Canonical text13d74d8db289aa16616c7f7fba4064114fa75ae6c1d3a3fd868b44b9a9dcbca7
Markdown746a0e6c8b6454c9681d544042fe567a707c170c015fe307bac4a343fb8fecdd
PDF
Publication pagec62e6b62ae14a7abf774a6180d52b28eebc3f604d7a088f8abec702fe2818ab3
Manifestd03531d72d3a68228194e7b431dd44d4898ce5c8d9872e0a61796855828f64ea

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
Signature7EA4CJEfZUp5PFAgae8L9sR8VD2xL0hrkPkhSBVaMMTbCZ+73YnxsNCaHvk6azn6wZ9mnvWAhuQ4eZp+PS9lAQ==
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

2026-09-17T11:27:17.304586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035705
observed c62e6b62ae14a7abf774a6180d52b28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.284449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035705/manifest.json
observed d03531d72d3a68228194e7b431dd44d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.268746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035705/publication.md
observed 746a0e6c8b6454c9681d544042fe567a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.249294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035705/publication.txt
observed 13d74d8db289aa16616c7f7fba406411...
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.