OpenTechnical

OT-2026-000046227

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046227) never changes.

Identity and time

Publication numberOT-2026-000046227 · never reused
Internal UUID01a0ae7e-032c-75f2-a6bf-7b86ad82ca9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046227
StatusPUBLIC

Content hashes

Canonical textb234f126f53726f6dde7b04113fb57ce0da980b5d41d9ab2d044051c268c09b6
Markdown26bbe53ea2f63241d639204d19acb955bc710eb9397362bb4e77d1c530dd0eea
PDF
Publication pageb8834955f143a65e2bed20781fe4a23fa63e7985511b44dac4b80efc09b838b0
Manifest47ad545650a2c3bab3e6139a075cb766e2bf6fde2ab612b50fda8ade8ab5bb17

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
SignatureFQsVVjFubfHhgfX34AY1BJ8NO+4ZJxfjvc2MSZnRLzySNjjIIw4aUXQAGRUBZRKjx9f7e5NPBbHvTNvnoUwoCg==
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

2026-09-17T11:09:14.968756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046227
observed b8834955f143a65e2bed20781fe4a23f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.945702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046227/manifest.json
observed 47ad545650a2c3bab3e6139a075cb766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.926876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046227/publication.md
observed 26bbe53ea2f63241d639204d19acb955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.909389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046227/publication.txt
observed b234f126f53726f6dde7b04113fb57ce...
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.