OpenTechnical

OT-2026-000080692

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000080692) never changes.

Identity and time

Publication numberOT-2026-000080692 · never reused
Internal UUID01a0ae96-b973-7451-953a-8f90d3207dfa · 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-2026-000080692
StatusPUBLIC

Content hashes

Canonical textbc73d4dc32353f8d04150049b39ee4f8f660be799b910d79f80ce684e2452b78
Markdown3825d6571a3b0b452320595b62ac686cc6259a29826a3ecb3a76761e2c10f0d6
PDF
Publication pagefe032de0f76dd3f0d73d09132425684a4ea9cd15b5c123e260006f3bf22e2c22
Manifest1f7209917a2f12b641cb24c1338736fda0c16ad9c8138742b6ad42c988a34e0a

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
SignaturedjyDZN2u/M6FcoOgO4BpVs5FboXLjLsa22QQHEI+jnr00DvLshfsdXgwHDezYHSUzqZ97IO9R/yUvcN3w/SNAA==
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

2026-09-17T10:01:43.488460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080692
observed fe032de0f76dd3f0d73d09132425684a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:43.471736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080692/manifest.json
observed 1f7209917a2f12b641cb24c1338736fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:43.453932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080692/publication.md
observed 3825d6571a3b0b452320595b62ac686c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:43.436635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080692/publication.txt
observed bc73d4dc32353f8d04150049b39ee4f8...
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.