OpenTechnical

OT-2026-000010722

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, vented after set-down

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-2026-000010722) never changes.

Identity and time

Publication numberOT-2026-000010722 · never reused
Internal UUID01a0ae6c-0ee8-730a-aa87-dcf24e17bf5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010722
StatusPUBLIC

Content hashes

Canonical textf14f84cda0f34f28e4831856211db280c2d7da8d486349350460f894ec789ad5
Markdownfca7229b626d6f7a7ba73a4f1ffcf65319c1174cbdd9941be5ac922e8398356e
PDF
Publication page23d4ba2cd7b339830a392a3d56654a2e6bb791692bf1b0202e662a5561f407f4
Manifest79422a2bbba5423d7227b16995d41dc7d9800a46b9eb9f7bc1e9096b9fdedfa0

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
Signaturek4XJT/FpN41PgJuE7eCYq2lHetaUpJkO+5aAJuBHUC3LT4vCrfH2c1PSSyfeP6qgGtrX5RFHDHV9E5YeOK9kBw==
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

2026-09-17T12:14:56.745319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010722
observed 23d4ba2cd7b339830a392a3d56654a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.726021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010722/manifest.json
observed 79422a2bbba5423d7227b16995d41dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.707483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010722/publication.md
observed fca7229b626d6f7a7ba73a4f1ffcf653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:56.683741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010722/publication.txt
observed f14f84cda0f34f28e4831856211db280...
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.