OpenTechnical

OT-2026-000094721

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold 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-2026-000094721) never changes.

Identity and time

Publication numberOT-2026-000094721 · never reused
Internal UUID01a0ae9f-2dec-71a9-9934-39921dda9392 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094721
StatusPUBLIC

Content hashes

Canonical textb280ca4b4b1147daef1d65045bfd0da146600988437e228b9f690c393bba4efd
Markdown6027330cc3c14a3ae6a4a34dcf6b924a27f3096f0fc4cdf29aa1148580fc904a
PDF
Publication pagece570e093e7a99eda8e8d85875eb88c9fb716205bc4d78512e6cf691e2461ac3
Manifestdbc1be9710ebde5d211c44e2972ae5c4aecd96381fa9d81c518f158d2fcb51b7

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
SignatureiN6c9H/Z+5KgWZG+uDHlKyCjkPJQSPqINCFViQ98eq3XA9CiUiAnsj7s4op6s2qotivATQGCcQARblSpKUZHCg==
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

2026-09-17T09:37:10.958154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094721
observed ce570e093e7a99eda8e8d85875eb88c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:10.941692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094721/manifest.json
observed dbc1be9710ebde5d211c44e2972ae5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:10.923839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094721/publication.md
observed 6027330cc3c14a3ae6a4a34dcf6b924a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:10.906391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094721/publication.txt
observed b280ca4b4b1147daef1d65045bfd0da1...
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.