OpenTechnical

OT-2026-000044217

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000044217) never changes.

Identity and time

Publication numberOT-2026-000044217 · never reused
Internal UUID01a0ae7b-d67b-7946-bcd9-90141aa8803c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044217
StatusPUBLIC

Content hashes

Canonical text69976a6c59bb25f6e00705caa70c3e3124accd6549140f5d774d64a5f552ba02
Markdownb898d2367d988c23dc1d137569838314c42e156e5bdf977f0a93d2fbcf581b95
PDF
Publication page1445c1d2047639eb5e32a245670712460b500b685aa398e4d0eb4167d3a7ec91
Manifesta5b428ec235595e68398585e6d79dfbd06a62c7b5fe5bea0027ca1f5be33b4dd

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
SignatureBwSs+JAc8bVlty8l18qKkWaly8VPWKbimj66RBY65WTig+LfVsuLhxcKTGrh9nIFNOiMZ96ztPpZIQhlzMXpBA==
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

2026-09-17T11:12:46.460712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044217
observed 1445c1d2047639eb5e32a24567071246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.439827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044217/manifest.json
observed a5b428ec235595e68398585e6d79dfbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.419670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044217/publication.md
observed b898d2367d988c23dc1d137569838314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:46.397908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044217/publication.txt
observed 69976a6c59bb25f6e00705caa70c3e31...
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.