OpenTechnical

OT-2026-000104150

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off after set-down

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-2026-000104150) never changes.

Identity and time

Publication numberOT-2026-000104150 · never reused
Internal UUID01a0aea5-341f-7111-a863-bdb7d8a9aeb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104150
StatusPUBLIC

Content hashes

Canonical textff5720ad642ab2a6ed8f9f89709f3cb3afe9b9b8c6491c0f93c4772de1d811f5
Markdown555d70f3e2834cde79a124675c66231036d53537d8253c9eede3c4af5f4a02f7
PDF
Publication pageecae80c267a6be892a7f5020cce155b2e54a0e7c1fc03674d59df55ed37cb977
Manifestec468312e16c910726278a9d1327160adb03a5cbadbd59c4a2241baf2b07b3e9

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
SignatureWk7DmKhGZIu69U2Sqwyho0JQ4ZuAiPy9oAOgF9ACYWjyEQM50CF8zC6B86nywF/wY13zXHjn3TTKPUw5ob9fAA==
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

2026-09-17T09:20:14.193993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104150
observed ecae80c267a6be892a7f5020cce155b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:14.172162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104150/manifest.json
observed ec468312e16c910726278a9d1327160a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:14.154241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104150/publication.md
observed 555d70f3e2834cde79a124675c662310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:14.135383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104150/publication.txt
observed ff5720ad642ab2a6ed8f9f89709f3cb3...
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.