OpenTechnical

OT-2026-000100905

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100905) never changes.

Identity and time

Publication numberOT-2026-000100905 · never reused
Internal UUID01a0aea3-c376-71cf-833c-6d7feac98ba9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100905
StatusPUBLIC

Content hashes

Canonical textb89b6f8532bb5a279a9abf5e0e8fa6a41b8e35eb07d310bc97487257da4c245c
Markdownb74e4669a8049dbab7dde64ad09250d9e94ddc06acb93a45b8776980b750b0e4
PDF
Publication pagee42d5c955ec7909d83c1580ba2612a04b72d4a0c22c2f9236c2382aeb54abb6a
Manifest18952cf7264aba75177da710b9787ab6a012d25fc167b54a29914525bf4452a7

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
SignatureiQOjR+HdPhremIS2qwgdIkIOcm0+EA/pman3oK7KbrXMFiUV7iG5O2v/XdPMRQpX8irpErZXT8XyUDq6mR6ZAg==
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

2026-09-17T09:26:24.089721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100905
observed e42d5c955ec7909d83c1580ba2612a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.071729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100905/manifest.json
observed 18952cf7264aba75177da710b9787ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.054241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100905/publication.md
observed b74e4669a8049dbab7dde64ad09250d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.036110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100905/publication.txt
observed b89b6f8532bb5a279a9abf5e0e8fa6a4...
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.