OpenTechnical

OT-2026-000050164

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000050164) never changes.

Identity and time

Publication numberOT-2026-000050164 · never reused
Internal UUID01a0ae82-5c45-7f1a-a5d7-6a5d0a20df69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050164
StatusPUBLIC

Content hashes

Canonical textbd107737657b25a68e66647bba434f03d1cafb3a5548d1f6c0b01dcb944a599f
Markdown80704d61c178e15f9e8dd207327db9ebdca863957142447c2433c8702dea63f4
PDF
Publication pagebcb224bf59be6a79857aba7b3738ad3bcbf3a025573cff72e8d0d358001c26c3
Manifeste6d2800905d7aa46f1f7a8feb653e7d5599b6aac4c5634511c60cbd2557271f0

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
SignatureMYcWt9r6uzr/D8h9JpwUkjQHZFwDPdyxi2m9n2npd/CcyTnZbqZEPQ2HQ2sOgAEDOAjk1CT2EelGlFEowc2nDA==
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

2026-09-17T11:01:08.508659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050164
observed bcb224bf59be6a79857aba7b3738ad3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:08.489049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050164/manifest.json
observed e6d2800905d7aa46f1f7a8feb653e7d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:08.469424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050164/publication.md
observed 80704d61c178e15f9e8dd207327db9eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:08.449374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050164/publication.txt
observed bd107737657b25a68e66647bba434f03...
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.