OpenTechnical

OT-2026-000070820

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000070820) never changes.

Identity and time

Publication numberOT-2026-000070820 · never reused
Internal UUID01a0ae91-8c2d-7cc7-8e72-702c20f65d36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070820
StatusPUBLIC

Content hashes

Canonical text3dcf3ce3717b9d4f64f421b40ef6c5a45cf36dd0394fa6e6e92fab9022e31f59
Markdown91f7d26c495a794ae34dcb7dc1aa180be4555604460c7ecf81f027fe5a4814fc
PDF
Publication page1ab7d69762c8b03cb78b106f06fcd3d9f13554e31f94324f9218d2a074c63043
Manifest32bea5fc35cc0d48ce866f7b5ce73ad2d01f8b9838a6838265158d1c5f97ee3f

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
SignatureEuWz3n3YVaEN04xEmka+B1+l/ZaaD/TzewNBH9hvPjReMZ9MZGgqCTd/TN4k17iTx4Wr9GNlUtKRQ1UNIjVUDg==
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

2026-09-17T10:25:37.843015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070820
observed 1ab7d69762c8b03cb78b106f06fcd3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:37.825411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070820/manifest.json
observed 32bea5fc35cc0d48ce866f7b5ce73ad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:37.806681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070820/publication.md
observed 91f7d26c495a794ae34dcb7dc1aa180b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:37.786549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070820/publication.txt
observed 3dcf3ce3717b9d4f64f421b40ef6c5a4...
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.