OpenTechnical

OT-2026-000017777

Publication integrity record

Six cup vacuum gripper, six 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-2026-000017777) never changes.

Identity and time

Publication numberOT-2026-000017777 · never reused
Internal UUID01a0ae6e-96fa-7ef2-8758-134bbbaa178b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017777
StatusPUBLIC

Content hashes

Canonical text34fff4d60e27fc47b1a7dde0d38c79ffa08f477a3c7e406c050994b61f59c8d4
Markdown4be8dd2066566defb867fbb826a09d5651f38c43acc1b19289c958700277b5b9
PDF
Publication page722ca53c221e32b6e974d8156943c90bb65b674deb10813d0172d61c4e58c887
Manifest6b9575a61075fabce765a368a76a4ac69d6097bcb9110ca18324bf04c188bbca

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
Signature0JWoRbVWGxRpzNJF/su/9nnLoyveMQS03J5Qo5m+ZLT2/uzd3m0mOevnJPnHSZ8LURwSbj5o57S3QV0jxsAWDA==
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

2026-09-17T12:01:44.199348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017777
observed 722ca53c221e32b6e974d8156943c90b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.182438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017777/manifest.json
observed 6b9575a61075fabce765a368a76a4ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.165773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017777/publication.md
observed 4be8dd2066566defb867fbb826a09d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.149369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017777/publication.txt
observed 34fff4d60e27fc47b1a7dde0d38c79ff...
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.