OpenTechnical

OT-2026-000035402

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000035402) never changes.

Identity and time

Publication numberOT-2026-000035402 · never reused
Internal UUID01a0ae76-6a20-7a7d-bc92-ef60bc5fa57b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035402
StatusPUBLIC

Content hashes

Canonical textddb6a23c506aad8a9c4c46143270890c0a7329540a66e06d8ddbdd9347256679
Markdownda8536b16f6203ea8ba3a4197a6c78cad5a071f73552d9f368eaa03ac31d41ce
PDF
Publication page57cd394bbb545190a55c84e2d0ba2aaefcdbb74dc1c748e503311b5a5ae7e94a
Manifest943cd9be735e4b98ff27d7121323f30f9da76568ad5352e181ae0f4697f7c7a8

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
Signature9DdRmCgm4iWh2/znzj3foUANreFDPVCN2MXMKuDabCQfdGZaNqd213mBPf+QJskmVG00+ArvE3/4NspSpaXaAQ==
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

2026-09-17T11:28:42.146018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035402
observed 57cd394bbb545190a55c84e2d0ba2aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.125781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035402/manifest.json
observed 943cd9be735e4b98ff27d7121323f30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.104564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035402/publication.md
observed da8536b16f6203ea8ba3a4197a6c78ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.083648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035402/publication.txt
observed ddb6a23c506aad8a9c4c46143270890c...
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.