OpenTechnical

OT-2026-000011382

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000011382) never changes.

Identity and time

Publication numberOT-2026-000011382 · never reused
Internal UUID01a0ae6c-88fe-7f67-84e2-d5d3cf81ac55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011382
StatusPUBLIC

Content hashes

Canonical texta6fedd5e18daef36d0dd9676e0adcc2eb48fd1475ca7d5595f20060a6e049b78
Markdown127135d1b75ad79e87c699943350d1191b671c7097c94ed1f99cbf2ebab64796
PDF
Publication pagef695b67079e436183d1bc383b05dd2699061cf63c4d3432778565c542ac1e60b
Manifestd9d1c45fc5ccf1c734e1834faee689e0771a86a2861e9e1fb6fc1417c3087c9e

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
SignatureHjQ2DcsdkL6Zh1DoYMrw0iih9LsRdpDKVfJoskLt2az76qIraQuLPkmU6LSLa/BAiH8DweHyD5dTPpsBkPQTCg==
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

2026-09-17T12:13:07.469837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011382
observed f695b67079e436183d1bc383b05dd269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.450566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011382/manifest.json
observed d9d1c45fc5ccf1c734e1834faee689e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.432876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011382/publication.md
observed 127135d1b75ad79e87c699943350d119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.414116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011382/publication.txt
observed a6fedd5e18daef36d0dd9676e0adcc2e...
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.