OpenTechnical

OT-2026-000041159

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line 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-2026-000041159) never changes.

Identity and time

Publication numberOT-2026-000041159 · never reused
Internal UUID01a0ae79-b142-7b30-a318-4f1049196e47 · 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-2026-000041159
StatusPUBLIC

Content hashes

Canonical text8fb75e7b6c53c1233ddcc2dc68c71e207b3d78fed4082043254c14bf1b3db863
Markdown5976639ee62ba1d88f533f5b4b44d3f5e70a78ab9aa2c3e64d69b1996e057ffb
PDF
Publication pagee38e66fdb89f32c77d12d10f327208b4bf2ee7e4d6b1230833f7934fd9395dbe
Manifest9eb5423d327928711488ac57219f80cbf70ee18c9b6a52265f098cb9f183610b

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
Signature3BywH9BTpV+FY0eLKflWPn0wLmhxXQdZQoJA/X/B/7CAK6kJy8RzrD4IbQqcVrcVHzM1+qMiwl5Qkl2ey01oAg==
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

2026-09-17T11:17:06.176163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041159
observed e38e66fdb89f32c77d12d10f327208b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.159224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041159/manifest.json
observed 9eb5423d327928711488ac57219f80cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.143440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041159/publication.md
observed 5976639ee62ba1d88f533f5b4b44d3f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.127350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041159/publication.txt
observed 8fb75e7b6c53c1233ddcc2dc68c71e20...
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.