OpenTechnical

OT-2026-000065141

Publication integrity record

Two cup vacuum gripper, two 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-2026-000065141) never changes.

Identity and time

Publication numberOT-2026-000065141 · never reused
Internal UUID01a0ae8e-1df9-7167-9100-82f33f382295 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065141
StatusPUBLIC

Content hashes

Canonical textd475b338365a93f24f96295ac7ef7937c3be49dfd48a495f9fa516ab5092f2b7
Markdown2eff29a87eb3d694f292b85d780e3d3c3191d020da01f30bc284fb3cd0c197cd
PDF
Publication page0f994b479b6a11c27eed601264bed5ba18392a30976b911f35b5654cfb068ecb
Manifest57527e270e3579f5d44b5efb5796f251c61d9c0529222b23415d6b80a540a6a8

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
Signatureh+dEsNnbpup2/spwKo/8yhnNO6xN/VnKp2vTLJUy0ksIhr5mlkJNNqdfB4bnhkpsNpEbWgPXjo+eq0s2qlQcBg==
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

2026-09-17T10:34:58.519030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065141
observed 0f994b479b6a11c27eed601264bed5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.500901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065141/manifest.json
observed 57527e270e3579f5d44b5efb5796f251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.483530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065141/publication.md
observed 2eff29a87eb3d694f292b85d780e3d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:58.465195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065141/publication.txt
observed d475b338365a93f24f96295ac7ef7937...
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.