OpenTechnical

OT-2026-000045005

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000045005) never changes.

Identity and time

Publication numberOT-2026-000045005 · never reused
Internal UUID01a0ae7c-911d-7111-9527-1f0de8151251 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045005
StatusPUBLIC

Content hashes

Canonical text1ea3b1f38d04423ed9cc765b7583747f306db184a0b1ba978cf9b1b4a6233e64
Markdown6b3488daf2c70df8568552e6abef71a0b616481ce0439ad624bd20de8ec1b54b
PDF
Publication pagec618cd88fb531827abd2a58f29e5c2cd98372491c6bc4e4974e2455566a5c93e
Manifeste65ea58cbc7cb96f5af450682dae57a83f9391fb0a684c76dd50461c9062d1d5

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
Signature0aX+S1w6pj9WTCHprnGgLXnznfJQbmFis6x2QVm1YkMUtxS178oyWP7VlHj3pCw8YX5nxhcxvnp1OgGZbz7qBA==
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

2026-09-17T11:11:42.179373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045005
observed c618cd88fb531827abd2a58f29e5c2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:42.160499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045005/manifest.json
observed e65ea58cbc7cb96f5af450682dae57a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:42.140369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045005/publication.md
observed 6b3488daf2c70df8568552e6abef71a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:42.120153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045005/publication.txt
observed 1ea3b1f38d04423ed9cc765b7583747f...
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.