OpenTechnical

OT-2026-000101183

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000101183) never changes.

Identity and time

Publication numberOT-2026-000101183 · never reused
Internal UUID01a0aea3-c378-74b1-9f02-009745ced273 · 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-2026-000101183
StatusPUBLIC

Content hashes

Canonical text90b5cdd1a4af1a745bbdd58de1fd2fd097955d42e850b6d5f6f7c8583a108ee8
Markdown8147115d79371c347ecd8fb8f04bca13e2aa0630f18cccdb93a9c364862acb90
PDF
Publication pagee6ff00017514b5fd7341c80ba90bc540003448c444efbbbe5b331fdbf4b1a597
Manifest0f7da11f904f5cfa12cfed08279171a429cc6be19d2c9bb4e02e129241cac433

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
SignatureV7CMaFzThdWuC7sRpouptKEaOrixWIIsNS4XDzn0ysNNUcG7MEjexkRLu/qneeMmfQKAfq6PQ9iENKHRxX8hDQ==
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

2026-09-17T09:26:49.753557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101183
observed e6ff00017514b5fd7341c80ba90bc540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:49.735859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101183/manifest.json
observed 0f7da11f904f5cfa12cfed08279171a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:49.719996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101183/publication.md
observed 8147115d79371c347ecd8fb8f04bca13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:49.702318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101183/publication.txt
observed 90b5cdd1a4af1a745bbdd58de1fd2fd0...
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.