OpenTechnical

OT-2026-000041723

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000041723) never changes.

Identity and time

Publication numberOT-2026-000041723 · never reused
Internal UUID01a0ae79-e8a1-75c4-a00d-c08417ddc4b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041723
StatusPUBLIC

Content hashes

Canonical text8320c1052938ec866422f2ea261974e5a1d3772e93323aef43ebb5eb3553ee74
Markdownd22012910dd18f5dd44f2461fefe2e262e743ab16cb86456e3e95a70d6eb3755
PDF
Publication page2858a6707547dd5e83a02fe0e1d541a7b0f903892add27c49a257a026fb3775c
Manifest333fb37ca5984b0a35de686b383dd130b46679be27f191f2c54f69bf54a91490

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
SignatureGLRw4fyoJCkRIi8vfcuoCmSjwe8zg7rwHVT1iRPaC8mgk4ctnYQS20rYT5R3sOesibw4Sa1xaDyjESPYdnT4Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:33.782770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041723
observed 2858a6707547dd5e83a02fe0e1d541a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:33.764772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041723/manifest.json
observed 333fb37ca5984b0a35de686b383dd130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:33.746209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041723/publication.md
observed d22012910dd18f5dd44f2461fefe2e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:33.728644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041723/publication.txt
observed 8320c1052938ec866422f2ea261974e5...
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.