OpenTechnical

OT-2026-000095018

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095018) never changes.

Identity and time

Publication numberOT-2026-000095018 · never reused
Internal UUID01a0ae9f-2df0-7929-8e88-b9238854438a · 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-2026-000095018
StatusPUBLIC

Content hashes

Canonical texta140a46e6a8a8365d3213425a598dd29bd37749a2f977c4a8f76a09ddacfac18
Markdownddd1b008d390d3569143b8993058f4ff3d5736e24a5f0ede5439b5beea658dd2
PDF
Publication pagecd6f178198b5a23d9cc76fe1642567097d5e1d500310113c1ca1c272d609cd65
Manifest281b6e768877f59a2eeeb60ec401690811c949b334520c7704d2a7d39e5ce34e

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
SignatureiJAt+4V1uyIF4xVf4v7+9OxYfywQFg5+heGCHZ9vLM+6iPpJ6pMshLvfcJs482YrRNt6sLVobqyJ0v6GGkewAw==
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

2026-09-17T09:37:34.610107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095018
observed cd6f178198b5a23d9cc76fe164256709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.592056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095018/manifest.json
observed 281b6e768877f59a2eeeb60ec4016908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.575639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095018/publication.md
observed ddd1b008d390d3569143b8993058f4ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:34.559134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095018/publication.txt
observed a140a46e6a8a8365d3213425a598dd29...
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.