OpenTechnical

OT-2026-000023708

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000023708) never changes.

Identity and time

Publication numberOT-2026-000023708 · never reused
Internal UUID01a0ae70-aed4-79de-8e3d-d088a0709271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023708
StatusPUBLIC

Content hashes

Canonical text808c821f88e59f160ddee319dbeb041bd6cfe7162f9f77de6e4abe0206b3db92
Markdown32ccdabb8ca3e77dfcbf3d8ad9db6fa8cad1cd139a46143a43e31dff88852860
PDF
Publication paged585cdc5eac234132e02f8d5a255879c95e85370f2504f46c4d93c51f568f9fa
Manifest3cfc425a48d2f7731b512ce99db8e26e79e97a1532751a578139310af63783e6

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
Signaturei+ZwTt8tBiMtaFonLRN0NbIGpx4w7Ng0XLSFZoHKOo+WhJDnH5HqmlgU6RCigW6gTKZzd3nDDKsdcbyKeyN6BQ==
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

2026-09-17T11:50:02.614060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023708
observed d585cdc5eac234132e02f8d5a255879c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.593945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023708/manifest.json
observed 3cfc425a48d2f7731b512ce99db8e26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.564187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023708/publication.md
observed 32ccdabb8ca3e77dfcbf3d8ad9db6fa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.546959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023708/publication.txt
observed 808c821f88e59f160ddee319dbeb041b...
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.