OpenTechnical

OT-2026-000044198

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000044198) never changes.

Identity and time

Publication numberOT-2026-000044198 · never reused
Internal UUID01a0ae7b-d67b-7706-a857-e8330dcaa323 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044198
StatusPUBLIC

Content hashes

Canonical text66810aa4b20d65ffde616adbd1e5b5232f3b90262cc38616d18fd5847142406d
Markdowne2e017f8f1a574b82a0ab8534dbc216e2b3d08fd865a44c5705972a1b81756fc
PDF
Publication paged7e528da56e0a8f75fc91ab550132ac70af6a2cfd71f7e736379ddd10e62716d
Manifest1832ffe2f6512b4a8ba3f7dc14da19a17600c4f14814d54cff048cfaf3a93840

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
Signatureptc/NaZizt1b9UOUp8ymbJIU3KANIoV/bISBJmbAvCG1n1PTrLvO8gS27cfeIDXTMo1nMgwzfHczwU0hshPXAA==
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

2026-09-17T11:12:44.905003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044198
observed d7e528da56e0a8f75fc91ab550132ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:44.883820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044198/manifest.json
observed 1832ffe2f6512b4a8ba3f7dc14da19a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:44.863417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044198/publication.md
observed e2e017f8f1a574b82a0ab8534dbc216e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:44.844756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044198/publication.txt
observed 66810aa4b20d65ffde616adbd1e5b523...
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.