OpenTechnical

OT-2026-000025358

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000025358) never changes.

Identity and time

Publication numberOT-2026-000025358 · never reused
Internal UUID01a0ae71-5fa7-7416-a97b-a326f94922e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025358
StatusPUBLIC

Content hashes

Canonical texte11da63c1975fb69737a1a54fd60d63add05acc1085636a06ec20121eabc8a48
Markdown0ca9d4e0749433c76c9fdbed94503cb39047b29778064866268dfdbf0b388a37
PDF
Publication pagea927593c207e1af1ab1a58baf5782ec096814726230a92fe1e5af9216fe91ca0
Manifestfbd9311cdacaf8b910e8a200e2d47b829f743e6f28829927b1b3a9ff28cbeb9e

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
SignaturewZW+HJeKEmZncUiZWtJfPT+y/urN0U4cIs+SZGF9vCcPJuygMWWs4sDeyzFd5kwhbYsd9B3mRwbEwp7HAi1cAA==
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

2026-09-17T11:47:24.899888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025358
observed a927593c207e1af1ab1a58baf5782ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.865814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025358/manifest.json
observed fbd9311cdacaf8b910e8a200e2d47b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.845147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025358/publication.md
observed 0ca9d4e0749433c76c9fdbed94503cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:24.828975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025358/publication.txt
observed e11da63c1975fb69737a1a54fd60d63a...
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.