OpenTechnical

OT-2026-000093879

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093879) never changes.

Identity and time

Publication numberOT-2026-000093879 · never reused
Internal UUID01a0ae9e-92c7-7bbb-8b13-6f42c237c496 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093879
StatusPUBLIC

Content hashes

Canonical textfaef22d487f849f7b8c9c215ca5b8382985f793408b2fccc18c61ab8bc467dea
Markdownbd49f1c8c883bb68b92382e6be402420a4f4b2b077d2a9529bc7a3f8bf5b3970
PDF
Publication page7c627034036d36ac85a0252a689c4e83a07ab1a1783717c82a6672f6894a5ac1
Manifest1ae611f18eb2a91bd5b5c461c060f58b5ca70986b87ab44b3869866e39b89f46

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
SignaturelokFwgKmxAumwVPQfn2uEYCymPWfpMnsY/YFK6aEoiCcrB4Nm6aR62cG33W87zczf8D8rgwKH2NLKWuqLN+2Cg==
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

2026-09-17T09:38:08.366914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093879
observed 7c627034036d36ac85a0252a689c4e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.349552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093879/manifest.json
observed 1ae611f18eb2a91bd5b5c461c060f58b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.333392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093879/publication.md
observed bd49f1c8c883bb68b92382e6be402420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:08.316148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093879/publication.txt
observed faef22d487f849f7b8c9c215ca5b8382...
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.