OpenTechnical

OT-2026-000063363

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000063363) never changes.

Identity and time

Publication numberOT-2026-000063363 · never reused
Internal UUID01a0ae8c-f944-761a-9f3e-17316c43eb69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063363
StatusPUBLIC

Content hashes

Canonical text3334cbb326bace9ad3c3561e3f86a85a8bdaa35d40a02030efcb955068daac1a
Markdowna4afd2264b2802a8093e88a7f11827e9a027d21ef11b398c1111d11d2b0e1f4a
PDF
Publication page6f237ea604fb10f5136a586aa0a71108d6db760a5f477d8b65c958635f2b2a70
Manifest27c0bc6f7d54ee288131e489f772dbea0236620d41702438b017273e881c3797

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
Signature6o0Le0ieHxcZVu60E8ssekdiK5sxqNi2bJfqcjRBoty3iB1bR25cXq75KOoAk3OFoJKjOjhrCgE/8qLuekczCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:16.088151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063363
observed 6f237ea604fb10f5136a586aa0a71108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.038147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063363/manifest.json
observed 27c0bc6f7d54ee288131e489f772dbea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.019486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063363/publication.md
observed a4afd2264b2802a8093e88a7f11827e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.964578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063363/publication.txt
observed 3334cbb326bace9ad3c3561e3f86a85a...
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.