OpenTechnical

OT-2026-000035441

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000035441) never changes.

Identity and time

Publication numberOT-2026-000035441 · never reused
Internal UUID01a0ae76-6a20-7a6a-b1ac-5ad7fb389358 · 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-2026-000035441
StatusPUBLIC

Content hashes

Canonical text10d503f979e09774ff4e20ee3cded494a28dde4344711cf5135000ea3d0f213b
Markdownaac134e3db040ddd7affe7b1586e2c50ded029d47a0da73d245de8759d053ebc
PDF
Publication paged523720c1cc7ab93383cdefa6f10ce659dbd7433256920f3f744d55328565404
Manifest1b4d54f4d8bc74a36d00808b18b67c2a7e37579c303305c2fd938901cdfd1d14

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
SignatureLQoA9mUA5rywKdjvRavhA6KAcjIdrpJZ8shBqt3b+GqsXwPvkqlaFlbnmZjKQXYeE6jicl+ajYHGvL3YmT97BA==
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

2026-09-17T11:28:45.455087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035441
observed d523720c1cc7ab93383cdefa6f10ce65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.432903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035441/manifest.json
observed 1b4d54f4d8bc74a36d00808b18b67c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.408436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035441/publication.md
observed aac134e3db040ddd7affe7b1586e2c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.385860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035441/publication.txt
observed 10d503f979e09774ff4e20ee3cded494...
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.