OpenTechnical

OT-2026-000007097

Publication integrity record

Vacuum cup gripper, common isolation valve, ejector fed, contact triggered, 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-2026-000007097) never changes.

Identity and time

Publication numberOT-2026-000007097 · never reused
Internal UUID01a0a972-96fb-7970-88ca-b6a449a335a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:54.397859Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007097
StatusPUBLIC

Content hashes

Canonical text009e031808db3a1fa4bb8a11ea20f6f972cad23b803edf6b2e3eda3ed75e6fab
Markdown612eaf2c5d3c9b6f50073c2522b2672f135b4443435d7b67ba003afd2950913c
PDF
Publication pagebd84dce5e5422b1407efd1d115f461fb9ec31e2d2e3b6e02f77620793d9b4e14
Manifeste5e9308b1531093b7f771231232d76ac7e8cda3cdae77214758e01d8f7cec17e

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
SignatureHeCCbvuz76vyMTArU4oGqLBrgpo8VdGmu4V5/9WBXqMVdoONY5Lc1L5b5sb8H5VUgo2873EjNgyaRYj1zVjZAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:27.442220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007097
observed bd84dce5e5422b1407efd1d115f461fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.426791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007097/manifest.json
observed e5e9308b1531093b7f771231232d76ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.412004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007097/publication.md
observed 612eaf2c5d3c9b6f50073c2522b2672f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.397050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007097/publication.txt
observed 009e031808db3a1fa4bb8a11ea20f6f9...
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.