OpenTechnical

OT-2026-000039293

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000039293) never changes.

Identity and time

Publication numberOT-2026-000039293 · never reused
Internal UUID01a0ae78-9674-775b-a5e7-433d69dcfe8b · 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-2026-000039293
StatusPUBLIC

Content hashes

Canonical texte2a88bf210d646af025fddf0343aa166ac6a4fce9ef42006b97d472b7bf347aa
Markdown750e0679a358eb9c858be7e761283679a22a4c15aec4b13f8c124c4210849141
PDF
Publication page4d7b1c948e08232301083f428554a08d2e978a27d6c7d90b9ccc22149c6963d6
Manifesta907c5f70a8155e3039fb79618bc845a6a1cb0cea0a2e7242e40af03f0bdb317

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
SignatureehcxlgtW0SyDhqAY/CdMgbG4JMLNe+piPzRpIteZhZf2K1pkwYYVOhVQhH4kBHA02+n3l96ZlL5sQQZ6d77jCg==
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

2026-09-17T11:20:52.262383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039293
observed 4d7b1c948e08232301083f428554a08d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.246040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039293/manifest.json
observed a907c5f70a8155e3039fb79618bc845a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.230129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039293/publication.md
observed 750e0679a358eb9c858be7e761283679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.212777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039293/publication.txt
observed e2a88bf210d646af025fddf0343aa166...
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.