OpenTechnical

OT-2026-000025951

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000025951) never changes.

Identity and time

Publication numberOT-2026-000025951 · never reused
Internal UUID01a0ae71-a83f-79d0-8c82-8b5237f48b65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025951
StatusPUBLIC

Content hashes

Canonical textbdfec9e706a6886d49a2a84b05f7940e656bca555c318d320c8342cb11bc479d
Markdown0ea73dc23ceb8b7c745931ee9ca5fadb83b64007534a59ce1c177905235295f2
PDF
Publication paged40065e614bdb01d33518589311fe08b5917d34a43221b8c4d0c96095d2f45c0
Manifestf492a0c25664af7c0b97ac2d888b9aa582dc73ab2168bb8069f90394d3610f7d

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
SignaturetRjLDohSLHWb6sxlV9lqoWmRc9HcCR3owT/t3fR0Qa+RUUwmL23smUDxk5ndHSF/HzCqxOIOQu3qCgz+L7ooBg==
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

2026-09-17T11:46:19.148662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025951
observed d40065e614bdb01d33518589311fe08b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:19.129554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025951/manifest.json
observed f492a0c25664af7c0b97ac2d888b9aa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:19.108965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025951/publication.md
observed 0ea73dc23ceb8b7c745931ee9ca5fadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:19.089956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025951/publication.txt
observed bdfec9e706a6886d49a2a84b05f7940e...
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.