OpenTechnical

OT-2026-000045632

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000045632) never changes.

Identity and time

Publication numberOT-2026-000045632 · never reused
Internal UUID01a0ae7d-8f03-7323-80fd-f3c9a8a874e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045632
StatusPUBLIC

Content hashes

Canonical text451dbb08386a8211522cb0136a4943aaa98272a35324f72b896b6c7860a680d3
Markdownff88b8e938a9fd9a6ed4fa63677a7edd9e9ffb1aac5b0a6fdaabf18349a17d57
PDF
Publication page5b14f8ad59490f5b756d4e377ccaea84ba30c966415a28f0737ec181e4719002
Manifestaedcb0e7339dea296fe4cd3d1afe1e7ea3b2733a595e27baf5668e6e996cc501

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
SignatureACX2MkmHT/frXFMyNYFnt03Nua5Aws2imWJ1V7JDJLg5StcLQq0wzQYu819mSEBEHgPPwetFJ2rBCKDvNii1Cw==
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

2026-09-17T11:09:24.980371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045632
observed 5b14f8ad59490f5b756d4e377ccaea84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.962264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045632/manifest.json
observed aedcb0e7339dea296fe4cd3d1afe1e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.943556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045632/publication.md
observed ff88b8e938a9fd9a6ed4fa63677a7edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:24.924956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045632/publication.txt
observed 451dbb08386a8211522cb0136a4943aa...
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.