OpenTechnical

OT-2026-000080774

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000080774) never changes.

Identity and time

Publication numberOT-2026-000080774 · never reused
Internal UUID01a0ae96-b974-7a9f-8f68-e44d3bf9d610 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080774
StatusPUBLIC

Content hashes

Canonical textd3ee0df519344387b01cc6e92156d7991e8118038b001131e2d17d49d7b3145e
Markdown1e54b043917f3555e4fd38cbdde4aa6e9b4e68d8577802436f68c433b57f5663
PDF
Publication page8e1e63abb69eebbf3bd7edc7bebb0d6128f2fbb63befe182199f6fab28a6c10a
Manifest3a1a43c0d2693a2941bf9813a0282c3568c1eb3e74a5142dd58158bba8ffce8a

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
SignatureH+BQQEisqrTJt99im7Y7/URHKhD1IMHe9IIPOkwZuQ62d+A2O1nSBYW5Xadkt37AevSbB+D0yAR3azBL7CYdDw==
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

2026-09-17T10:01:56.506579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080774
observed 8e1e63abb69eebbf3bd7edc7bebb0d61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.488596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080774/manifest.json
observed 3a1a43c0d2693a2941bf9813a0282c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.470393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080774/publication.md
observed 1e54b043917f3555e4fd38cbdde4aa6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.451675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080774/publication.txt
observed d3ee0df519344387b01cc6e92156d799...
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.