OpenTechnical

OT-2026-000097095

Publication integrity record

Foam pad 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-2026-000097095) never changes.

Identity and time

Publication numberOT-2026-000097095 · never reused
Internal UUID01a0aea1-01c9-7cc5-940f-7a98bceee11c · 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-2026-000097095
StatusPUBLIC

Content hashes

Canonical text81ada9e9fd450995ae294bee28b2907a3b9f259982ce4c0c4fd1c621874ab274
Markdown885423223605b47b4d9a25b4e4c89e8b46292da2811262340a5bd27399351583
PDF
Publication page86d4f689a2c0b7f493d74305b97296fe5f2077bf4466edad18df19810123d800
Manifestf8100eeaa7a04ed5a225b7731a742d023a78bda21bfa53829e7b8f946b79d0db

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
SignaturemnVlL+KB23bd9pkgZz31gX1IyCTBMK4GcNvohlMcHrOjHfcy4T1pcs1EX18eJ8PLEGozHckGfXNHnfmKvplpCA==
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

2026-09-17T09:10:42.653350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097095
observed 86d4f689a2c0b7f493d74305b97296fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.634060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097095/manifest.json
observed f8100eeaa7a04ed5a225b7731a742d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.614215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097095/publication.md
observed 885423223605b47b4d9a25b4e4c89e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.594107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097095/publication.txt
observed 81ada9e9fd450995ae294bee28b2907a...
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.