OpenTechnical

OT-2026-000069338

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000069338) never changes.

Identity and time

Publication numberOT-2026-000069338 · never reused
Internal UUID01a0ae90-b529-70be-afa4-60c3a5c4b36e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069338
StatusPUBLIC

Content hashes

Canonical text7e95618fb285f622c95e5eca526ba106e308ea2cfbdcf8b651bd20a3b85ef704
Markdowne239ba95070e4bf0c918b6e306e0121637aaeeea0c1a255f6241492a99a6438b
PDF
Publication page54ffe6849806448efbb6161c08ccbb8ca4c3ce6276cca5d7b311f3564967ec19
Manifest07d9057ddb3893a476d4456b7d0d9941d05f161e869e472238fb6f8a19c75a9b

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
Signature8Zq641lL1cVomO+Pk4Aixguikia+hixvWpfHe9YThYWLrcygLH945GQ8SKc5xDrkX5/U3qsYKvo3Zh9hXnlDBQ==
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

2026-09-17T10:30:13.816215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338
observed 54ffe6849806448efbb6161c08ccbb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:13.792180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338/manifest.json
observed 07d9057ddb3893a476d4456b7d0d9941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:13.767332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338/publication.md
observed e239ba95070e4bf0c918b6e306e01216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:13.712815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338/publication.txt
observed 7e95618fb285f622c95e5eca526ba106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.290461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338
observed 54ffe6849806448efbb6161c08ccbb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.271289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338/manifest.json
observed 07d9057ddb3893a476d4456b7d0d9941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.250842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338/publication.md
observed e239ba95070e4bf0c918b6e306e01216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:55.231007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069338/publication.txt
observed 7e95618fb285f622c95e5eca526ba106...
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.