OpenTechnical

OT-2026-000050785

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented before 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-2026-000050785) never changes.

Identity and time

Publication numberOT-2026-000050785 · never reused
Internal UUID01a0ae82-c7b2-7ad4-9796-986a34f91b78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050785
StatusPUBLIC

Content hashes

Canonical text6075993f92fcdde11551f15913ad7f88cd8770805114e8eee92c15dccafded9d
Markdownf1f6146f5ee66273631f228867aef6508932e28dc8321a5e2881b588158dcdd0
PDF
Publication page1d825eef3dccc86a5bfe95401485084f7add2cf34e8a86bb560b23f8bdb17524
Manifest4c11e48b50f77ce57d2932ff4bca51c0a6456ea48b10983b1d2177e16320deda

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
SignatureGHa3k7kcA7xiXq9bIjodYqF/bsGmr9Y6lneDBuXd3PkjRlASmRNY4/9V2d40ngkFla8WeFHB7j7DJWN0pXq7CQ==
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

2026-09-17T11:00:18.086935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785
observed 1d825eef3dccc86a5bfe95401485084f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.057747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785
observed 1d825eef3dccc86a5bfe95401485084f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.057513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785/manifest.json
observed 4c11e48b50f77ce57d2932ff4bca51c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.030929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785/publication.md
observed f1f6146f5ee66273631f228867aef650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.030902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785/manifest.json
observed 4c11e48b50f77ce57d2932ff4bca51c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.003241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785/publication.md
observed f1f6146f5ee66273631f228867aef650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:18.000989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785/publication.txt
observed 6075993f92fcdde11551f15913ad7f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:17.974770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050785/publication.txt
observed 6075993f92fcdde11551f15913ad7f88...
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.