OpenTechnical

OT-2026-000039442

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000039442) never changes.

Identity and time

Publication numberOT-2026-000039442 · never reused
Internal UUID01a0ae78-9675-7597-a9c9-9c4f60785efe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039442
StatusPUBLIC

Content hashes

Canonical text965384710e3d90613ec3d1791b7e07cabe02c6248a6d8999030ebcc182e8cdcb
Markdown66f13dcada3fc68cd34c04d9b169e47f64cbacd370ac907df83057b8547afe6d
PDF
Publication page5c583883a7832e9b8c6ab3384c35ef70c747e95e3286c4d009a1ade88a697352
Manifest4442b3b9c985cd97736906815d2a0de6672ed22264818fc547245875bf5c2ea0

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
SignatureDlyen8KbxQmx6RpNyPCFaEwaMezIubO5bcCodqACRu1VRypwJmYGKXwcR0l9IUxOrANq2b4nrMgDTec1xY1dDQ==
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

2026-09-17T11:21:03.672135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039442
observed 5c583883a7832e9b8c6ab3384c35ef70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.655397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039442/manifest.json
observed 4442b3b9c985cd97736906815d2a0de6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.637873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039442/publication.md
observed 66f13dcada3fc68cd34c04d9b169e47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.621096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039442/publication.txt
observed 965384710e3d90613ec3d1791b7e07ca...
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.