OpenTechnical

OT-2026-000097084

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000097084) never changes.

Identity and time

Publication numberOT-2026-000097084 · never reused
Internal UUID01a0aea1-01c9-7d8f-ad29-13864a519ad6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097084
StatusPUBLIC

Content hashes

Canonical text611a223d342861c55607fdc70668901a24fb43018e23508f74b05c16b32df7ee
Markdown1d1db86049b7945bd1047edf940fc5654299b44463232c6b8ba6dd2fbbee9c06
PDF
Publication page56fddd5c92eba5e9c295baa4dcaa613e2b90e387130fcda59c56e8de38d3fd20
Manifest4fc1517464bba42883c3706537a1c0f51d44c0e180a4112d302d7379b07dd6a6

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
SignatureJLfHGH58qPn9s3qgZGev0ZUdavwGJQe5WkmRuU5z8bZj8Hwle/6NAFalDVvBLsOTiLOvUXC/jOIRTw6V3VTICQ==
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

2026-09-17T09:10:40.868798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097084
observed 56fddd5c92eba5e9c295baa4dcaa613e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.851177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097084/manifest.json
observed 4fc1517464bba42883c3706537a1c0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.707709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097084/publication.md
observed 1d1db86049b7945bd1047edf940fc565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.690183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097084/publication.txt
observed 611a223d342861c55607fdc70668901a...
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.