OpenTechnical

OT-2026-000012746

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down

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-2026-000012746) never changes.

Identity and time

Publication numberOT-2026-000012746 · never reused
Internal UUID01a0ae6d-5562-7223-9ac1-7eaab1a934d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012746
StatusPUBLIC

Content hashes

Canonical text10939d7111a389959b13736264688cddd4a03061c4edb33faecba33016d7c941
Markdown36dd03854d346bb44d5dd9227f3986a3a6df230b2cceff8fb67f7e726bc7f80d
PDF
Publication page086ca2ee0d25fada76f50d291b34d4008a738a1b5d312431c4f0e6b9f8c553e7
Manifesta85b736940971ee9f72c3866a379dcf1f6d31360eb3d437848698930910857e2

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
Signaturei0pHjlmILmSo2aN3B1pCPpu1qqa8H8c2cLNNltgZVSMZT4Q3u/ar6j+hHeNmpppMfK9Ex3OXB1hmbDMX8uncDA==
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

2026-09-17T12:10:26.680315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012746
observed 086ca2ee0d25fada76f50d291b34d400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.660032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012746/manifest.json
observed a85b736940971ee9f72c3866a379dcf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.641316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012746/publication.md
observed 36dd03854d346bb44d5dd9227f3986a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.620615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012746/publication.txt
observed 10939d7111a389959b13736264688cdd...
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.