OpenTechnical

OT-2026-000037029

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037029) never changes.

Identity and time

Publication numberOT-2026-000037029 · never reused
Internal UUID01a0ae77-7740-72cb-b577-41f42672536e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037029
StatusPUBLIC

Content hashes

Canonical text914bec411ff20c5ffcbe6601b25f4ce2608c58b55bb724a3d4e9255195a3edf4
Markdowndab17b84ba34bc0248abe8f633216fa7e75fdf5e8055b38b2aea4a90b18c0cc5
PDF
Publication pagedf7c584eb96f7df33bc6625ff214e6c148d54b2802aaf95579c24775f7736c30
Manifest1be4c5ea11a725d93205812cf28fd12b2086d8a6d6cd234aa84dcfca8dce1568

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
SignatureU+zxMRvGTvRtD4fFvDn1+UM2rx7JLIKE5S4f5BavRKLcw5j2FhcKFB9Ka3a/nbt3d/fi4bE2DFGX1tmx1/zZBQ==
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

2026-09-17T11:24:51.703639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037029
observed df7c584eb96f7df33bc6625ff214e6c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:51.685456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037029/manifest.json
observed 1be4c5ea11a725d93205812cf28fd12b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:51.665399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037029/publication.md
observed dab17b84ba34bc0248abe8f633216fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:51.646739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037029/publication.txt
observed 914bec411ff20c5ffcbe6601b25f4ce2...
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.