OpenTechnical

OT-2026-000038118

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038118) never changes.

Identity and time

Publication numberOT-2026-000038118 · never reused
Internal UUID01a0ae77-f88b-7a00-aea2-33759e268647 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038118
StatusPUBLIC

Content hashes

Canonical text249abafac271b31a2c542ff76ace87d323c16942260b6f1c8b807b5598090040
Markdownce909f55bc447f5580dc8f0668a5bcbf279b0917986ce0a6e6681b986a411e8e
PDF
Publication pagecf2fc7e98f46426cb4d6c1b2cd1ba5caafa50fddb8249f123af65661bfb7e96d
Manifest306b8ffeb6eca334ae43fd3f4f6166611d97e1d187d139fa359de56c12d3412b

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
Signaturef8/2TLbxoPMNJsXKNqHCtoyhQ8B10wxjx1Pz3mCqeesgD0qF3pqyxh8W95RN3uogWwI7xpwegVZwZvU5NcFgBg==
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

2026-09-17T11:23:27.524352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038118
observed cf2fc7e98f46426cb4d6c1b2cd1ba5ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:27.502137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038118/manifest.json
observed 306b8ffeb6eca334ae43fd3f4f616661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:27.481444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038118/publication.md
observed ce909f55bc447f5580dc8f0668a5bcbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:27.463359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038118/publication.txt
observed 249abafac271b31a2c542ff76ace87d3...
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.