OpenTechnical

OT-2026-000034294

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000034294) never changes.

Identity and time

Publication numberOT-2026-000034294 · never reused
Internal UUID01a0ae75-df0e-7340-9fd5-2d130bfac60b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034294
StatusPUBLIC

Content hashes

Canonical texte9de4ea2665c57d963c445c2723f8f5dc643338992f44f3c2377dff848371c54
Markdown1680be7454627fd5de5fec7e929d5c5caea27297485385ffbfba082ff157c170
PDF
Publication page2348d1f760903809533a16a83d7498ddd8e1d883a4215a2585cfc96e0d120e2e
Manifest990e401af3d8eea7899b8e8c6679b9acc1b7355e0a4d9620c3df62e2d37ab5d1

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
Signature23vTp39HPKyOlChnVPCHvhWpjgpgNwdzrBiLn9aAUVFqN0j1KKG6Q7/6nEVKwYCxxGAJsgzGsuAkYdp0+e7UAg==
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

2026-09-17T11:30:58.955606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034294
observed 2348d1f760903809533a16a83d7498dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.939620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034294/manifest.json
observed 990e401af3d8eea7899b8e8c6679b9ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.923809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034294/publication.md
observed 1680be7454627fd5de5fec7e929d5c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:58.905731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034294/publication.txt
observed e9de4ea2665c57d963c445c2723f8f5d...
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.