OpenTechnical

OT-2026-000048126

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000048126) never changes.

Identity and time

Publication numberOT-2026-000048126 · never reused
Internal UUID01a0ae7f-c424-78d6-a5bb-d10ad26c9132 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048126
StatusPUBLIC

Content hashes

Canonical textd9ac73426514918961d694f4907ebdeefc003e3ace381ccbf3b712c7e1b042b7
Markdown910cc19b08173494e2518f8f254926a9de36150058e3b209a2cb6d6f98b4cfa5
PDF
Publication pageb753bbbcd7a95926354eb0090790676966771cbc4d41f8e38c7f5a4b0fdddd02
Manifest80f45358421e410b94ef505faceb64f614cdf7bbd750019c78589e3b6bc7b5cf

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
SignatureOAKrNwntkdQTXd83/P1CfrA0DwmN1J9dOUgik368eWUlhs773y/6NeXxDkb+WeWpN53uVg/MA8hn5DDho0eIBA==
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

2026-09-17T11:06:09.869398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048126
observed b753bbbcd7a95926354eb00907906769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.849633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048126/manifest.json
observed 80f45358421e410b94ef505faceb64f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.831766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048126/publication.md
observed 910cc19b08173494e2518f8f254926a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:09.812918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048126/publication.txt
observed d9ac73426514918961d694f4907ebdee...
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.