OpenTechnical

OT-2026-000045017

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000045017) never changes.

Identity and time

Publication numberOT-2026-000045017 · never reused
Internal UUID01a0ae7c-f767-7a9c-9c28-c7fee8ddbedf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045017
StatusPUBLIC

Content hashes

Canonical texta10164e6e5097c9575b7dc0172e8bfbc67e8ebbe1a16a5aed745b5d8aef90fa6
Markdowncd1065beb30a2f0104562ad66a6da5e1054eddbefe413c5065da9e54e34bc5cf
PDF
Publication pagec481959e4fa6e6809745872d9a1d8dac4b5f9f178ec68ac9ef0f5bf2e857fe58
Manifest397482016c9830cf65fd99da3b92a8271e62745d830515b8e0a9a6a029fdd8af

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
Signature2heLzSIJxcNraAtwqEHh9duVEOQIukXyPB1KYvzMoAlIjzh8wnspLnE3RUV/bNAeiuhyDF4tzmvVkaGcVbW3Cg==
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

2026-09-17T11:10:01.567384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045017
observed c481959e4fa6e6809745872d9a1d8dac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:01.550257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045017/manifest.json
observed 397482016c9830cf65fd99da3b92a827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:01.532118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045017/publication.md
observed cd1065beb30a2f0104562ad66a6da5e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:01.511869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045017/publication.txt
observed a10164e6e5097c9575b7dc0172e8bfbc...
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.