OpenTechnical

OT-2026-000064090

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000064090) never changes.

Identity and time

Publication numberOT-2026-000064090 · never reused
Internal UUID01a0ae8d-a45f-766c-8b32-44676633309f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064090
StatusPUBLIC

Content hashes

Canonical text6fbff68057a0327e5eda421379c7178d4c63c838773c622e9106a03813d330a4
Markdown445871a9985ed9616416d5a5838b1a2f5f93c6f2a6c4a11f09c8ed5c6f881291
PDF
Publication pagee645567657231ab19bca4a03698619d9a49d2f7e9bf6b7e47da9e6557a35446b
Manifestd522201fe6a53cbf2a4e371bdb75a4531c37e7af28f629fd73a1f8ba63660e46

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
SignatureNLpdDDraffDL8UX97fnpmqsxtpyJ1uLauXbtfxNf2Ycf+oWoKhSHmZjyfHrcxupJlQ1+nrbS7gPys/owmt6GAg==
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

2026-09-17T10:36:04.673398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064090
observed e645567657231ab19bca4a03698619d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.653859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064090/manifest.json
observed d522201fe6a53cbf2a4e371bdb75a453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.634716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064090/publication.md
observed 445871a9985ed9616416d5a5838b1a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.616755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064090/publication.txt
observed 6fbff68057a0327e5eda421379c7178d...
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.