OpenTechnical

OT-2026-000101574

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off 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-2026-000101574) never changes.

Identity and time

Publication numberOT-2026-000101574 · never reused
Internal UUID01a0aea4-0e15-766a-a6c2-de7d5f4f3ae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101574
StatusPUBLIC

Content hashes

Canonical textc8aaa429f0f7994f26e6a998296fe82e48b3c6d52072e5d75dad9e67b37e1f47
Markdown9b57636eb969b05693b0430150a54fbdff1ec269b2380dec949673da8d9f8b5c
PDF
Publication paged6b7a0ba5b54fab5928d28c07ea33d58cb249fc935c63a2e11145e6955fa7ff4
Manifestbb30a0a4f57da1816bb2077f0b2d8dc6690f4822705127a3623f88934869c9d0

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
Signature+6ntz8EgJj34D6DtRLOEJoq3rwfJp9X1UutFce9Y4nRae3cguuhdkh/oEPwdOfUJvCh9NSu38QRPjGdGjfHzDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:39.259744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101574
observed d6b7a0ba5b54fab5928d28c07ea33d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.243404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101574/manifest.json
observed bb30a0a4f57da1816bb2077f0b2d8dc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.224503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101574/publication.md
observed 9b57636eb969b05693b0430150a54fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:39.207631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101574/publication.txt
observed c8aaa429f0f7994f26e6a998296fe82e...
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.