OpenTechnical

OT-2026-000008529

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000008529) never changes.

Identity and time

Publication numberOT-2026-000008529 · never reused
Internal UUID01a0ae6a-e46a-7586-85cb-5f662dc980bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008529
StatusPUBLIC

Content hashes

Canonical textb245d179dfaa1eb59b6c4a1599eedfd42317778169ace48fb4f8d05477cacd26
Markdown9c4bf5bb1e23703e5b921d9e55d11c31b6e754710eedec3cb98209c11a262cbd
PDF
Publication page34383886ba7320269d635d05f3e27aedc7dba95b374ce0f1c5afacf007f557eb
Manifestd7286d0b2d7b4ffc26bc339decfa91cecca0295deee2268d734fe21b46d28d52

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
Signature66XtMOUBaU6ckLOM7bXlxqrLF2cbeawrZ3Fm/d+1hkAQ+lyE7/s2Jdk2rwoYZrNsE5WUIwERo0p6bh/dwpXiDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:26.871357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008529
observed 34383886ba7320269d635d05f3e27aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.851123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008529/manifest.json
observed d7286d0b2d7b4ffc26bc339decfa91ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.829955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008529/publication.md
observed 9c4bf5bb1e23703e5b921d9e55d11c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.809234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008529/publication.txt
observed b245d179dfaa1eb59b6c4a1599eedfd4...
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.