OpenTechnical

OT-2026-000098143

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000098143) never changes.

Identity and time

Publication numberOT-2026-000098143 · never reused
Internal UUID01a0aea1-e963-7de5-a99b-8d77593850d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098143
StatusPUBLIC

Content hashes

Canonical texte4e727358c880297192db6b504fabf5f1eda25f0029b1f124d68918a0163ab40
Markdowncb01ea5e3e89e524200dc37654fd9bc1515fc5c2a362ca287e35467defe6868c
PDF
Publication page7c4fbfe6c6fe272e9c737b9ead0f862b8f86a4742e962815e6234b1511e600aa
Manifestf7783f00a8f2b7a3e5af234f84579e88d362c37d69be1a09541e1b6974f31136

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
SignatureptgJVSRXDkfpZYFNZwOxLSZHSao9OXM34e6feOxv53mGRE3KZsXmJLiMzjNaEPAODici6gmBUE0JcSbdGi3ABA==
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

2026-09-17T09:31:17.418965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098143
observed 7c4fbfe6c6fe272e9c737b9ead0f862b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.403117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098143/manifest.json
observed f7783f00a8f2b7a3e5af234f84579e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.384390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098143/publication.md
observed cb01ea5e3e89e524200dc37654fd9bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.366700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098143/publication.txt
observed e4e727358c880297192db6b504fabf5f...
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.