OpenTechnical

OT-2026-000063004

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000063004) never changes.

Identity and time

Publication numberOT-2026-000063004 · never reused
Internal UUID01a0ae8c-94a9-7ff9-b732-f4e53071f8c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063004
StatusPUBLIC

Content hashes

Canonical textdc03bb52ef875d2a345a53566db20b64e31e69fbc7812115fc6cf4dd089eda32
Markdownb78622d1feb058c1fd0dd286251597e082884032e234788e9128589e221324ba
PDF
Publication page6abbc7154ed0715af5ffcc2f7ddcf7c6ca0859e978e3225a8ce5b285e9fde3b7
Manifest3f277ce3a602c37b936b0e613e65b0c84fb2e980f2241b26c859ed9b4974b756

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
SignatureYAOhBW4FdNtigYTxDoxifdrY4BoTohLnUrsplfetSR1kyLEQcIRwvIrxNa/0T9fJNJ4MVAgj8itZfkrK8JDICg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:32.433410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004
observed 6abbc7154ed0715af5ffcc2f7ddcf7c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.400563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004/manifest.json
observed 3f277ce3a602c37b936b0e613e65b0c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.379471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004/publication.md
observed b78622d1feb058c1fd0dd286251597e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.360110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004/publication.txt
observed dc03bb52ef875d2a345a53566db20b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.879888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004
observed 6abbc7154ed0715af5ffcc2f7ddcf7c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.862659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004/manifest.json
observed 3f277ce3a602c37b936b0e613e65b0c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.844843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004/publication.md
observed b78622d1feb058c1fd0dd286251597e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.826537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063004/publication.txt
observed dc03bb52ef875d2a345a53566db20b64...
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.