OpenTechnical

OT-2026-000051158

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000051158) never changes.

Identity and time

Publication numberOT-2026-000051158 · never reused
Internal UUID01a0ae83-273f-7fe7-96b7-3863a8fe8f9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051158
StatusPUBLIC

Content hashes

Canonical textd4728990dc7c2109f1e39dc4b9f056a70a621f19e915012ba52aa1ab2d5034fa
Markdown743100ef0d485eafaa9a0d041166edb84a1dd4b6bd91dd0c872722a4805b4f66
PDF
Publication pagec2412a3dbc677f549d22895d650d5e0033cc1d81db7bf12412c2cb97e94125db
Manifest4d38a1fa2638c24804cb0ff19238791b35dd6cf0cec8fbd9972a95e9b62b2bb8

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
SignatureIFkeh0dUCdDSxwkHzOjsFBjO7OBRZmVoI/X6OK7JbXao0K8wQX5fjI7PcyJIkYGpTHTHbmltCqZGrPRHUdY4Bw==
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

2026-09-17T10:58:55.330397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051158
observed c2412a3dbc677f549d22895d650d5e00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.310604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051158/manifest.json
observed 4d38a1fa2638c24804cb0ff19238791b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.288174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051158/publication.md
observed 743100ef0d485eafaa9a0d041166edb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.267688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051158/publication.txt
observed d4728990dc7c2109f1e39dc4b9f056a7...
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.