OpenTechnical

OT-2026-000034147

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000034147) never changes.

Identity and time

Publication numberOT-2026-000034147 · never reused
Internal UUID01a0ae75-df0d-7286-9f34-ee7d19a05d02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034147
StatusPUBLIC

Content hashes

Canonical text25ae09d4340caea12bc788f0181f2516d9c8a1e2c4e7a4fb5f67f5692486149c
Markdown544b6abd126fbe718115f4c86d3d1594b7225dbbc2d2cd73385b0d54144a7494
PDF
Publication page6d46e30abfa810160ae9358591bd91412bdfb091da3f12c1191ee994cf5a1c01
Manifest6f8fcfff1302e69caefd60167a52853745b02586d51e33b916e00554ea4334d3

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
SignaturegNEaqzLiXZZYlc4aS8aTvPRHzd3LD5871EsPIwo421qE5TALfGfZaBRCjJ53FAQdJZlJL67y5I4ppY0AxvONDg==
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

2026-09-17T11:30:32.738361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034147
observed 6d46e30abfa810160ae9358591bd9141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.721739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034147/manifest.json
observed 6f8fcfff1302e69caefd60167a528537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.702924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034147/publication.md
observed 544b6abd126fbe718115f4c86d3d1594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.685210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034147/publication.txt
observed 25ae09d4340caea12bc788f0181f2516...
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.