OpenTechnical

OT-2026-000032003

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000032003) never changes.

Identity and time

Publication numberOT-2026-000032003 · never reused
Internal UUID01a0ae74-bad2-7ef8-a177-5818cb8f9ddb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032003
StatusPUBLIC

Content hashes

Canonical textb0bdff1d5202c13e3de9aee0eb58ff84c79e4b3f7c3bd0d9db7df4a233e37851
Markdownd8fda4666f7edf5258078dad506b7e596b00d8c45314136708f1291fa0f73aca
PDF
Publication pageece8f77f08e71631c173bfe241fe5c3d3281a010030d8090c30c704b4410bdc8
Manifest13aead2cf79cd5fb5ac17bd2b37913730bb7213d2203fc27fdb78c38a323df48

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
SignatureNDsfc6JYyRlAJCexewtjdq5dt9xOSE+ejNOgDhUb04Ov/xlqZsP/9kQvBaCvK1z4G0arUvCl+1+Rmvk2WBFqBA==
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

2026-09-17T11:35:24.261569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032003
observed ece8f77f08e71631c173bfe241fe5c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.241456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032003/manifest.json
observed 13aead2cf79cd5fb5ac17bd2b3791373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.220724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032003/publication.md
observed d8fda4666f7edf5258078dad506b7e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:24.199693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032003/publication.txt
observed b0bdff1d5202c13e3de9aee0eb58ff84...
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.