OpenTechnical

OT-2026-000005018

Publication integrity record

Bellows cup vacuum gripper, four zone face, two outlet manifold, ejector fed, contact triggered

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-2026-000005018) never changes.

Identity and time

Publication numberOT-2026-000005018 · never reused
Internal UUID01a0a92b-29c6-7eb0-be33-a6916587b4d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:42:53.385409Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005018
StatusPUBLIC

Content hashes

Canonical text91ae35ce0f08e97e39b40c43f08b5d5f66a5e6599027969e83c198c65d7a769c
Markdown34558473dc95bf5ac17a201a8c25484b280b092dc3e685e84910a9e896f01f8d
PDF
Publication page2cfcf8698c0d5dea49f309dd24f661ad288a126fe4435f20686924cda6238460
Manifest3579bddc8385910b8ed615a0c710b36e90f6cb479dac34561ff9be7132e9f9b0

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
Signature3uGwD13P3F0KsJ5vnUteSV1kB8tQrzbLJ/JbOhO4tinDUkxzBKYW3Tdqd7q/dahq+ntZPuURSSlnjGEpaLisDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:24.418321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005018
observed 2cfcf8698c0d5dea49f309dd24f661ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:24.406906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005018/manifest.json
observed 3579bddc8385910b8ed615a0c710b36e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:24.395208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005018/publication.md
observed 34558473dc95bf5ac17a201a8c25484b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:24.381850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005018/publication.txt
observed 91ae35ce0f08e97e39b40c43f08b5d5f...
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.