OpenTechnical

OT-2026-000026474

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000026474) never changes.

Identity and time

Publication numberOT-2026-000026474 · never reused
Internal UUID01a0ae71-f4a8-77e7-ac4b-68801cc0eeb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026474
StatusPUBLIC

Content hashes

Canonical text0ed45cbc8a78c15519b57238727f33c91eb092af345545558647db4495c01f65
Markdownb7a636c0e4f53d8bd1ef1d54ef366038c0f72800dab409e45b8218f98a7ecef7
PDF
Publication page8ce7f6a07f4c6051e1fa3e23acecf2f7c944de2911f8fc58b07e7794ddca13a2
Manifest144411fe596c8f1e1cd3f3b9842d7f24805439511ee1187976c9a53fa7ce7977

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
Signaturenbge3PWqsXVN51LxyCv/oPX3Vgs0D32wDoM/s97LDHwQ99RgiyVVuCDglz9e8Iwff5KuCZqXJ0mdyZEkBWUeAg==
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

2026-09-17T11:44:28.833373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026474
observed 8ce7f6a07f4c6051e1fa3e23acecf2f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.817936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026474/manifest.json
observed 144411fe596c8f1e1cd3f3b9842d7f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.800537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026474/publication.md
observed b7a636c0e4f53d8bd1ef1d54ef366038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:28.782864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026474/publication.txt
observed 0ed45cbc8a78c15519b57238727f33c9...
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.