OpenTechnical

OT-2026-000044222

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000044222) never changes.

Identity and time

Publication numberOT-2026-000044222 · never reused
Internal UUID01a0ae7b-d67b-71fb-b431-192af10a6623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044222
StatusPUBLIC

Content hashes

Canonical text46531b16245156a42f8426ae0ce73f3f561396517f88338fae596acbed535258
Markdown5842ec7a749e961a7c3c5a05d16bf7049fa75ac2981108ac5f2468eac065ecb7
PDF
Publication pageef0f0ba4f1ce1df2585ed7fa66f8998a09bf60b8f5cec1be518fa34041b55a3e
Manifest6dc2808d179602ecc1160dd1ab5e238188f84857a5725e9b9874fa81ca518ea6

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
SignaturefOqNDhEQURCEVKp45ElmP0MOIRo1jOtblGeIDQaZsPN+t88lSEjZZpMgwqiRiK4cRMftprzD6aCuKuWUgPZgBw==
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

2026-09-17T11:12:46.874136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044222
observed ef0f0ba4f1ce1df2585ed7fa66f8998a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.853557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044222/manifest.json
observed 6dc2808d179602ecc1160dd1ab5e2381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.835043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044222/publication.md
observed 5842ec7a749e961a7c3c5a05d16bf704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.814964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044222/publication.txt
observed 46531b16245156a42f8426ae0ce73f3f...
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.