OpenTechnical

OT-2026-000063800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000063800) never changes.

Identity and time

Publication numberOT-2026-000063800 · never reused
Internal UUID01a0ae8c-f947-74fb-a4fd-8652a6cf0325 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063800
StatusPUBLIC

Content hashes

Canonical text5b18c3b95701f7426a6ac5237d43b61c7ed5e97f1728f7a1a51a83090eac4f1c
Markdownfe77883136e5eb886125cf0f83420b1c3dcb13dd6316d027dc67f9c1875a5e58
PDF
Publication page389d7e0a8cc4bb5adf4d222a959ed1df1a7d1b12721411395551bda7df6c6efa
Manifestfe621eb2c5ae3b0ebf596c4f6c72ef36c4e5b40a755b8217f58849c29b39ab9b

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
SignaturerwWVeE4kRY4icqku42A5ypmObdRHwBwkRWDdKozuf5g0x0w7s9HNgCFP8FK5N3C/KIeVtJAaYaLDYWlvOtmgAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:06.047209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800
observed 389d7e0a8cc4bb5adf4d222a959ed1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.021341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800/manifest.json
observed fe621eb2c5ae3b0ebf596c4f6c72ef36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.998150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800/publication.md
observed fe77883136e5eb886125cf0f83420b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.976188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800/publication.txt
observed 5b18c3b95701f7426a6ac5237d43b61c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.941606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800
observed 389d7e0a8cc4bb5adf4d222a959ed1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.921831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800/manifest.json
observed fe621eb2c5ae3b0ebf596c4f6c72ef36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.901871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800/publication.md
observed fe77883136e5eb886125cf0f83420b1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.884314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063800/publication.txt
observed 5b18c3b95701f7426a6ac5237d43b61c...
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.