OpenTechnical

OT-2026-000014770

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off before 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-2026-000014770) never changes.

Identity and time

Publication numberOT-2026-000014770 · never reused
Internal UUID01a0ae6d-d094-79f5-82ee-153b8ef3daed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014770
StatusPUBLIC

Content hashes

Canonical text5a7b45d192ade3af2d34f5705365f7a17163e0ff9e3a700ba310ed2e1849bb3e
Markdowncbfaac2eebd52347b60b8b310868e5df1caa87fe5a4744039ab9dd4ffa91d1cc
PDF
Publication page77d25a01ba5355f21e099cd1f42dac552ed9ef811e996f9b3d04c9e3dd804128
Manifest9dc05f9e05109d3cd1024927b8b8f6736e3c8d782946a3785d78c31fae23df6b

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
SignatureNOy2P7bU8N4bR2p8OOat4Fa2kMePchQMXA17pGnxWr5xivh+ZWTqFvdgSN6fcOt2pnS6v22J3ZuJpTpBYbNXCQ==
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

2026-09-17T12:06:39.435048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014770
observed 77d25a01ba5355f21e099cd1f42dac55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.415120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014770/manifest.json
observed 9dc05f9e05109d3cd1024927b8b8f673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.396562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014770/publication.md
observed cbfaac2eebd52347b60b8b310868e5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:39.379303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014770/publication.txt
observed 5a7b45d192ade3af2d34f5705365f7a1...
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.