OpenTechnical

OT-2026-000039174

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000039174) never changes.

Identity and time

Publication numberOT-2026-000039174 · never reused
Internal UUID01a0ae78-9673-719d-aca8-193069257e3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039174
StatusPUBLIC

Content hashes

Canonical text0d69eb61b4744728ed6e1e98884cf7a068efd404d139ba11dc4e36d299545224
Markdown5bd36adc5d3df05841309fe6d575de2bdddc3f6777a641f9a4a2aa2a5a451217
PDF
Publication pageca257d621368a693a172fec24ea1c5a6c624a2280fdf4aa4654accf3abbf6caf
Manifest1bd6571f4ac455a301ebcc6190b1369128e66f7ebd834974cb78a9e8d4fba4af

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
SignatureV3hMKZSEabM3q1wu3vxtTi7X5vBFste7CBhPYjSM5zzR+uAPvo+AG1QMq5PBou7t1D+83T7dvChdyenbjT2bBA==
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

2026-09-17T11:20:41.813357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039174
observed ca257d621368a693a172fec24ea1c5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.796137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039174/manifest.json
observed 1bd6571f4ac455a301ebcc6190b13691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.777577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039174/publication.md
observed 5bd36adc5d3df05841309fe6d575de2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.761098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039174/publication.txt
observed 0d69eb61b4744728ed6e1e98884cf7a0...
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.