OpenTechnical

OT-2026-000095713

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000095713) never changes.

Identity and time

Publication numberOT-2026-000095713 · never reused
Internal UUID01a0ae9f-fac4-70bf-95c8-84fe35ae14b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095713
StatusPUBLIC

Content hashes

Canonical text11b14196666708c352403f5ea814145f81a9cc682439607d2cce50951f5aa1f2
Markdown1881886b0855010aecab8d089d8353de1f7d8ce9010e33b7092210071a68aa75
PDF
Publication pagec92e7a6cd3f1fa155520dd327710b3ddbabdb042e6b730c449f5364a1f5354e9
Manifest1d0295c06d3e73b5f367470c2aa0720eb52a2294e8105f2090b18a4db0ce9213

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
Signaturei9gKwlrlhhmq4v9HSzIRDGiYJLuFblxq99ccUboYOJvYzT4t5633uK/AWRp+aoiR/OYBv7qogvSDMUi0s70xAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:16.156056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095713
observed c92e7a6cd3f1fa155520dd327710b3dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.137434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095713/manifest.json
observed 1d0295c06d3e73b5f367470c2aa0720e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.119606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095713/publication.md
observed 1881886b0855010aecab8d089d8353de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.101081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095713/publication.txt
observed 11b14196666708c352403f5ea814145f...
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.