OpenTechnical

OT-2026-000041455

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000041455) never changes.

Identity and time

Publication numberOT-2026-000041455 · never reused
Internal UUID01a0ae79-b145-70e3-82a5-5ae106b93dde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041455
StatusPUBLIC

Content hashes

Canonical text618e5b7d72b3aa177128682db84e92a54e065aff9e55d5d445bc9f3073d0c5bd
Markdown3ee89bfad956f49067a7a4f4b38b78da18da8393fc4ed9221183ade3514945b6
PDF
Publication pagef9d76010cf5b4d6c6344c5387314ec72057f74ec818bae8cac2d5f7385b2d187
Manifesta75cd7f40bf0a0db6eefb93602b0e69edb165775db809c74d87c7729e4744087

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
SignaturePiyXlTNwzJQP8UaE5K+BfwtH5lwPaTIpCesRHCVr2zqk3bsMnqALk6foHK2yTe4lEfzGE+kXSykQ4LVX95+sCQ==
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

2026-09-17T11:17:28.848849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041455
observed f9d76010cf5b4d6c6344c5387314ec72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.833651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041455/manifest.json
observed a75cd7f40bf0a0db6eefb93602b0e69e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.815918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041455/publication.md
observed 3ee89bfad956f49067a7a4f4b38b78da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.798691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041455/publication.txt
observed 618e5b7d72b3aa177128682db84e92a5...
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.