OpenTechnical

OT-2026-000057105

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000057105) never changes.

Identity and time

Publication numberOT-2026-000057105 · never reused
Internal UUID01a0ae87-d5b8-7420-a6ac-4831f1768bc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057105
StatusPUBLIC

Content hashes

Canonical textf7d73d58e3dcabe134d5f13fe45532a345cb29accd492194fd6a63f5a8d106bc
Markdown71e122355a5f6d5102fa083f32f3b0b2370a3aa60a7324c6390045902c4c6ff8
PDF
Publication pagec12a5d48360aec9f0c54942b993c7da4d682c44504373c0565baf85cdcd3033c
Manifestf9d0618d19a283ade5b8a6a912d6d97f27ddbeff6a5ad662521ded32078d5eac

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
SignatureLlNNaoheZfo4fvqSnG8LTerJAi+X0fsQgYX/2ZG2Xpfp/yQLEiK3CDkRAoW5G3eC1H6yUXS3dga5d89oko70DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:04.519506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105
observed c12a5d48360aec9f0c54942b993c7da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.499783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105/manifest.json
observed f9d0618d19a283ade5b8a6a912d6d97f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.482709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105/publication.md
observed 71e122355a5f6d5102fa083f32f3b0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.466936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105/publication.txt
observed f7d73d58e3dcabe134d5f13fe45532a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.299386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105
observed c12a5d48360aec9f0c54942b993c7da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.282815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105/manifest.json
observed f9d0618d19a283ade5b8a6a912d6d97f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.265497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105/publication.md
observed 71e122355a5f6d5102fa083f32f3b0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:13.248105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057105/publication.txt
observed f7d73d58e3dcabe134d5f13fe45532a3...
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.