OpenTechnical

OT-2026-000020100

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000020100) never changes.

Identity and time

Publication numberOT-2026-000020100 · never reused
Internal UUID01a0ae6f-1fb8-7ffc-aaa1-9a999ced37c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020100
StatusPUBLIC

Content hashes

Canonical text95e834e794212ec919842b90abb5534ae15b8e475a30464761891ff2d02cef0a
Markdown160ff048e43ce5dfd903a63cf963362981d8b83c8e7948572b46f7a002f70e1a
PDF
Publication pagece8e1aabd3710ee85efb4ad4d6d7fd60cb51c228257382e4ce281dc968b971f8
Manifestb7e5d8cc3ff93b489956b07ea32c9c0f9476a8ac0a1e96a6843afed8764c475a

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
SignaturemXHkWr97EOX6vaZvQt/SlKl5/uIyt+QCYwxkVLOxkVKhEVDo3astFT6S2KhXlCXSNeFsUNGnEhuTKWEts6VrAA==
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

2026-09-17T11:58:22.642264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020100
observed ce8e1aabd3710ee85efb4ad4d6d7fd60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:22.623894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020100/manifest.json
observed b7e5d8cc3ff93b489956b07ea32c9c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:22.605003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020100/publication.md
observed 160ff048e43ce5dfd903a63cf9633629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:22.588840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020100/publication.txt
observed 95e834e794212ec919842b90abb5534a...
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.