OpenTechnical

OT-2026-000063606

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000063606) never changes.

Identity and time

Publication numberOT-2026-000063606 · never reused
Internal UUID01a0ae8c-f945-7f36-8589-fe8ccea1ca15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063606
StatusPUBLIC

Content hashes

Canonical text48afe8f70703d0bfe91913c70cf8bbdd8db3c882f9144fc9e49655a9abcbc8d4
Markdown36435422f63b31cc848b69925ea11bff530f250d6e65c139bdb33336c5c557e4
PDF
Publication pagebec567513dd910a84a8f27ba0d1ab5af1e46f215507b527f2cf98565106e40b2
Manifest90240cda26830c6fd1be27007ebd02f1fba3c094911fcfc54127229affa74f4d

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
Signatureh+T6OS73OCmGlAZbGU6NXfMEPcPsUGaSP+JqCnTl2A/IWg+zlWmXZaXU42HFM/ljGxu7yroxZ6pm/8maTSYKAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:37.725851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063606
observed bec567513dd910a84a8f27ba0d1ab5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.707449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063606/manifest.json
observed 90240cda26830c6fd1be27007ebd02f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.688839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063606/publication.md
observed 36435422f63b31cc848b69925ea11bff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:37.671276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063606/publication.txt
observed 48afe8f70703d0bfe91913c70cf8bbdd...
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.