OpenTechnical

OT-2026-000009103

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000009103) never changes.

Identity and time

Publication numberOT-2026-000009103 · never reused
Internal UUID01a0ae6b-31b8-7a3e-a560-d0dfe137f666 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009103
StatusPUBLIC

Content hashes

Canonical textd31fc8a2e55632d73896d8daa7f87469fcd22ff939bfdebe7e5df41b77a9a313
Markdown3a1a664a84f1e1af6979c3b339d3010a365362c9cd8797c7595720278e8daf70
PDF
Publication pagee15c1187057f5ce93ee7889bc1f024b97ce4e2a0d54144e72b97dc7ccb746768
Manifest9d135643529ba7474961c9c3754766accef7929606424383fd29a62d29cf8121

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
SignatureubUCfEfQVgRjdGdODVpNO3InVltXwDQOd4bPRmiqOa10zP3ovDBTgM49RCAo9LK9j3acWSQAqfBtuwBP7TbYAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:47.028408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009103
observed e15c1187057f5ce93ee7889bc1f024b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:47.007410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009103/manifest.json
observed 9d135643529ba7474961c9c3754766ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:46.984436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009103/publication.md
observed 3a1a664a84f1e1af6979c3b339d3010a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:46.965703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009103/publication.txt
observed d31fc8a2e55632d73896d8daa7f87469...
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.