OpenTechnical

OT-2026-000007592

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000007592) never changes.

Identity and time

Publication numberOT-2026-000007592 · never reused
Internal UUID01a0ae62-4df8-7f8a-924b-a08b071f46c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007592
StatusPUBLIC

Content hashes

Canonical textd179336436bb1258b5a5f34bab21661478f1174d3f1b7dd952022199dcaf4809
Markdown00a692ef6899a2eae5fe4a23000f63441485c0e617cde7fce4216c01144f7774
PDF
Publication page77505dceec7a14cb84b07a27469397c290096279ffcad91fbff23be4c0fc7646
Manifest4d1d897937eaa211b0ed4a1bf3f7ac4708237b4606b497625fc8a9fea7f01771

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
SignatureNjnUDTFpEcuolSoldiop9wC40EcPDo3rVXyblg+t/L1kj+cQWwdPr82qc0k25h/h6ymSUuMR2WxhCscq9ysuCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T12:20:54.002824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007592
observed 77505dceec7a14cb84b07a27469397c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.981429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007592/manifest.json
observed 4d1d897937eaa211b0ed4a1bf3f7ac47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.963298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007592/publication.md
observed 00a692ef6899a2eae5fe4a23000f6344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.944118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007592/publication.txt
observed d179336436bb1258b5a5f34bab216614...
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.