OpenTechnical

OT-2026-000050234

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000050234) never changes.

Identity and time

Publication numberOT-2026-000050234 · never reused
Internal UUID01a0ae82-5c46-7f9a-b06c-f772f11cca4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050234
StatusPUBLIC

Content hashes

Canonical textb695b5f915f8a813ff113a2c2366e08c178933c2f482eeae512155b0f430ce76
Markdown22f826dd01ff2e6888494b575a4503b3e9a9e7bd32cb8169b8bbd4c8ffa4cd38
PDF
Publication pagece8c59787c6f71ba00e2a5fb3f03afec7d29a959af5468ef346a303f1cb24025
Manifest8d5a769ce1ebfb0cfc91592ad4955fbeea7173f55f48111cea242832b9e5c6eb

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
SignaturenpAJZyEWbRt04LAka9iMtFXuVsR5dkrp42Od2noDIHz8Kzw7YPWfr2hhMimbsHIYRw8yj6Q5GUM4YC7X+MVnBQ==
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

2026-09-17T11:01:13.753597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050234
observed ce8c59787c6f71ba00e2a5fb3f03afec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.735624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050234/manifest.json
observed 8d5a769ce1ebfb0cfc91592ad4955fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.718572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050234/publication.md
observed 22f826dd01ff2e6888494b575a4503b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.701564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050234/publication.txt
observed b695b5f915f8a813ff113a2c2366e08c...
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.