OpenTechnical

OT-2026-000017424

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000017424) never changes.

Identity and time

Publication numberOT-2026-000017424 · never reused
Internal UUID01a0ae6e-76c9-73b3-b9f0-e38e0c91aebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017424
StatusPUBLIC

Content hashes

Canonical textd8c9c35ee10bf8edb622e81ea1f740ac4f1fc625b3cae22c6a0970416d288055
Markdownc1359b0b1e1251a9badac4c272ca7db1cd806a82b7c70dc6261d5962c1219d34
PDF
Publication pagefbb5e1418031bbc41a081bd74a14087197e0a383e3eb6899bdb5b1f3f368544c
Manifest2c78eac6ea366acf35a227711c6e7c987b741ed3aa0ac28e84b929c5dba3a2d6

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
Signature6/IyxM9/BFDbuv7jFLH4OEmoFj4OI44D+Za9GDNq98spcVUgEBxV1osT5mzxzH7Y66InL6PTqcrKg+OGZFqdAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:33.278925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017424
observed fbb5e1418031bbc41a081bd74a140871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:33.260650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017424/manifest.json
observed 2c78eac6ea366acf35a227711c6e7c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:33.242523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017424/publication.md
observed c1359b0b1e1251a9badac4c272ca7db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:33.226135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017424/publication.txt
observed d8c9c35ee10bf8edb622e81ea1f740ac...
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.