OpenTechnical

OT-2026-000026441

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000026441) never changes.

Identity and time

Publication numberOT-2026-000026441 · never reused
Internal UUID01a0ae71-f4a8-7112-9e5a-503d7de8674a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026441
StatusPUBLIC

Content hashes

Canonical text590a869605826fae337791e244d6eda7ab6a4cf55d649489b614c2a570c46e23
Markdownbf32f60f5f505d3df41f13254a18ead84c8607592bafe948113c2c1402a2c767
PDF
Publication page396ff14fdcc88456e3484dc3d1c855eee7b7e9c4a892c70c1c800b4729aebf41
Manifestd7cb54c680606a2faf35f64ce032db6e695867008860dedf543a625e961d0fc7

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
Signatureeu7JORHAPlaBcXkwWCtkJRZRF696bdkwVduVSTrqEaW5GRnjI44ax+0d5YO2xLuWl6FxFltuubtGnS44NbMODQ==
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

2026-09-17T11:44:26.221407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026441
observed 396ff14fdcc88456e3484dc3d1c855ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.206080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026441/manifest.json
observed d7cb54c680606a2faf35f64ce032db6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.190691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026441/publication.md
observed bf32f60f5f505d3df41f13254a18ead8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.172069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026441/publication.txt
observed 590a869605826fae337791e244d6eda7...
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.