OpenTechnical

OT-2026-000095654

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump 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-2026-000095654) never changes.

Identity and time

Publication numberOT-2026-000095654 · never reused
Internal UUID01a0ae9f-fac4-7497-869e-f480d2b1e20c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095654
StatusPUBLIC

Content hashes

Canonical textfd0bab42364b6db2abae423f6a9456fd8fbe02ea32d12e3cf90e1aa02dfb94d0
Markdownaabcd04ec3a04b75c69e540ffa78dec668e3529922cbec6405418fd87ef39a74
PDF
Publication pagec1a7ebaa5ade7adc04a09df7e34fcf633943a5661d9f63c90f22f29f1da5e9c8
Manifest2c9b627fb7f3fd37b5abcba6d832e20b3477cc550191a90f701daf7ad7e95672

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
Signature9kqJShh9dFSyRqMZDK4LTDI21rK5TfDBynTbt6j56Zv9Y0XP3V9VqfjRj0Ij4HlycXV9Crim70bw2aahuDc4AQ==
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

2026-09-17T09:35:07.302346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095654
observed c1a7ebaa5ade7adc04a09df7e34fcf63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:07.284649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095654/manifest.json
observed 2c9b627fb7f3fd37b5abcba6d832e20b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:07.266644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095654/publication.md
observed aabcd04ec3a04b75c69e540ffa78dec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:07.248307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095654/publication.txt
observed fd0bab42364b6db2abae423f6a9456fd...
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.