OpenTechnical

OT-2026-000024386

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, sustained 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-2026-000024386) never changes.

Identity and time

Publication numberOT-2026-000024386 · never reused
Internal UUID01a0ae70-e8ca-724f-b70a-5a8b081d03f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024386
StatusPUBLIC

Content hashes

Canonical textbf98c9d1072300ca4dadbd0eb63522df7e970bb77df1305cfe6a854809d4e9ab
Markdown963b34743354a83bb5cb41bae118f27c7068acdf0a5c78b62c84f4d9c715234e
PDF
Publication page01f359942464c537b8d4b37d9dcf2c8e6babe073c1fc444faaef5df472c51b88
Manifest61344c4e6d01ea67c4f105a6c95618bd2f5a6a9945530aebd7e89ab673c56949

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
SignatureWtJ6myNWZFFZWlTIi4vMO84Vr8cr8m2+ge6qS73zdvgDnjh1QjAqN8AZFeIu8RGX5Z3TQKfCtOlP1DBHUmM2Bw==
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

2026-09-17T11:50:15.638726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386
observed 01f359942464c537b8d4b37d9dcf2c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.622451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386/manifest.json
observed 61344c4e6d01ea67c4f105a6c95618bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.604370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386/publication.md
observed 963b34743354a83bb5cb41bae118f27c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.586178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386/publication.txt
observed bf98c9d1072300ca4dadbd0eb63522df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.153897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386
observed 01f359942464c537b8d4b37d9dcf2c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.134158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386/manifest.json
observed 61344c4e6d01ea67c4f105a6c95618bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.115754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386/publication.md
observed 963b34743354a83bb5cb41bae118f27c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.098150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024386/publication.txt
observed bf98c9d1072300ca4dadbd0eb63522df...
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.