OpenTechnical

OT-2026-000011153

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000011153) never changes.

Identity and time

Publication numberOT-2026-000011153 · never reused
Internal UUID01a0ae6c-540f-7a6b-8b79-3bf8515ac950 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011153
StatusPUBLIC

Content hashes

Canonical text61a950657af6402558e52926b8a1be4a4b686621824af2c00e079c187ab05bd1
Markdownb2161818e9062a7078176fd9c41c2ee8fc9393431b797556e1c4960c049a8ce3
PDF
Publication pagedca21dbf24873ed73ed57a8618b9a23b5a704504d1116092676251d2f2b0079a
Manifest5782599b8c975a6cb747ed8e9ec941946b9a37da96377472d409a63f86805a4c

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
Signature5e9u6V/a6A8cLrNQdPvFgIsmBvBKqW2pZvh5/X5Z+VqysLQdsJ2nKj1VxmbMa2f2GMT9cQbDiOgWVwenMCXTAQ==
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

2026-09-17T12:14:04.996984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011153
observed dca21dbf24873ed73ed57a8618b9a23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:04.973949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011153/manifest.json
observed 5782599b8c975a6cb747ed8e9ec94194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:04.953870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011153/publication.md
observed b2161818e9062a7078176fd9c41c2ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:04.933638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011153/publication.txt
observed 61a950657af6402558e52926b8a1be4a...
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.