OpenTechnical

OT-2026-000046558

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000046558) never changes.

Identity and time

Publication numberOT-2026-000046558 · never reused
Internal UUID01a0ae7e-57dd-77e4-8989-5f801a01cae1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046558
StatusPUBLIC

Content hashes

Canonical text4c72acaf2652978a3a254c95f997b29cd9ea05e4e9a3d934bc7b42ddfe6d6ff4
Markdownc4357a94e31b0a4fbe9d3ab8304c7d72f4476b23f8b74dcd54c357407d656072
PDF
Publication page335976e166816803a3831d627f36c80043853ba8f1b4f43bbbbfafe5d9cb5991
Manifestd5a2e01ce568e924433a1455de2184e83bf7ac57741ca5fe209cbd9595caeba5

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
Signature8OPw7K3JZ+1JS6MsfzMjtnuPE/li0YbbtGB1nsr04hB7IXoymSCwmgQiBT80vRi7AvGvpFUTsnQAJKcnkbrIAw==
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

2026-09-17T11:08:37.244922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046558
observed 335976e166816803a3831d627f36c800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.228665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046558/manifest.json
observed d5a2e01ce568e924433a1455de2184e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.194977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046558/publication.md
observed c4357a94e31b0a4fbe9d3ab8304c7d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.163295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046558/publication.txt
observed 4c72acaf2652978a3a254c95f997b29c...
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.