OpenTechnical

OT-2026-000039782

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000039782) never changes.

Identity and time

Publication numberOT-2026-000039782 · never reused
Internal UUID01a0ae78-d8d5-7ab4-bc17-5b88ca58c5f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039782
StatusPUBLIC

Content hashes

Canonical text9407daee1838f62c6837ec5c9a5e58310b24d63bc9ea2b034927364ca46a0bdd
Markdownf69258e9f179058b2285f07c79454e663779fb94b9edc7a1c26d9602f1ec838a
PDF
Publication pagece53d04021e3549e3f6942c922543525bf4935ae4cbf13d245a9118d041d7f1b
Manifestf94a380d27cd94b6f479cb88b4619862218868e1bd9ce188d12ccc4d63dad308

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
SignatureEorL/89pv5Z/YOPRixbjSiO0jyDDz06DPXONFtk2nd3q7Jk+hR2W3PS1jHg1idWpmiXVDTL8xTYKMN6Gys07CQ==
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

2026-09-17T11:20:00.422103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039782
observed ce53d04021e3549e3f6942c922543525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:00.401283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039782/manifest.json
observed f94a380d27cd94b6f479cb88b4619862...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:00.381028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039782/publication.md
observed f69258e9f179058b2285f07c79454e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:00.362234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039782/publication.txt
observed 9407daee1838f62c6837ec5c9a5e5831...
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.