OpenTechnical

OT-2026-000038375

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000038375) never changes.

Identity and time

Publication numberOT-2026-000038375 · never reused
Internal UUID01a0ae78-2d52-7cd9-b122-3ea31cd4e93e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038375
StatusPUBLIC

Content hashes

Canonical textee138d9a6d22d3063f8c697b6e13743066c3361ac81668c19cce41a1c4bcce80
Markdownb532fae1998d268154fc02aa0732aefdb2e18647bddfd2467effcfe8c80656c8
PDF
Publication pagec5215eae094e53df24396b584de297b119a7d9fb50f4a5bcc62e883d44f7658f
Manifest9be53caa9f356e93591a19ad642a7c981c2d07676bcb110afdf2e04603dfe96c

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
SignatureClZbjyXEvxnjRClOzCRMtwvYrs8NrGySyn5XCgr3GhuccONNQZxpy+AeFyRffoT8v10DqQrJp0rmScKSyzhDBA==
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

2026-09-17T11:22:34.327300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038375
observed c5215eae094e53df24396b584de297b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.308020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038375/manifest.json
observed 9be53caa9f356e93591a19ad642a7c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.290894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038375/publication.md
observed b532fae1998d268154fc02aa0732aefd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.272110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038375/publication.txt
observed ee138d9a6d22d3063f8c697b6e137430...
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.