OpenTechnical

OT-2026-000038969

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000038969) never changes.

Identity and time

Publication numberOT-2026-000038969 · never reused
Internal UUID01a0ae78-76a0-7613-86ab-86ed19128f44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038969
StatusPUBLIC

Content hashes

Canonical textb5cfc4eb9a634c0488aaf2fb9c2d972335c4cb191548d901098d724bff6d94b8
Markdown1d41452a31b58dc63c430861929c39d0d88dc54bbbf14c33838a9469a91f03e2
PDF
Publication pagea1ddc76227c148759f798bc2669abfad675c3018e999e20c116dccb71ff9abd0
Manifest021183e79c3afdd8029c54060906efb219072c960d894f49ecc247d4c86e12df

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
SignaturetoUciMhC7pggkdBZWs8fziniFm6Yv/VH3ZLY72CxBh/B1Fh5bwJXuMWSEOxFcJ3m886bqOXXpvT3ipev9qe+Bw==
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

2026-09-17T11:22:14.754244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038969
observed a1ddc76227c148759f798bc2669abfad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.737053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038969/manifest.json
observed 021183e79c3afdd8029c54060906efb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.720404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038969/publication.md
observed 1d41452a31b58dc63c430861929c39d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.704289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038969/publication.txt
observed b5cfc4eb9a634c0488aaf2fb9c2d9723...
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.