OpenTechnical

OT-2026-000095005

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000095005) never changes.

Identity and time

Publication numberOT-2026-000095005 · never reused
Internal UUID01a0ae9f-2df0-749e-bf85-e8c673a46df6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095005
StatusPUBLIC

Content hashes

Canonical text5ce266a8cd9ee5651d2d7291f6c87b6ee785878519a6373aa4c7209f649eb2d0
Markdown51c63818ad0477962b1c7f6ef9c4b2310375d1950f11d63b25130e9392179d10
PDF
Publication paged29978993305e7de894e3aab46cfb4dd8c860501814f3135a2b23408f16b00b9
Manifest1b56289230ae52ae3008659068ece9ad1168e6829b98f12835991378254072fd

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
SignatureBM2pnWliPodv5yUcb5tNxuYGFYliYjsNMX4/EwlHclx3VQwIAW05DZJ5dmWyAmhYd/FIz9U0aTfQjM8AdiTkAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:33.574556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095005
observed d29978993305e7de894e3aab46cfb4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.557168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095005/manifest.json
observed 1b56289230ae52ae3008659068ece9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.538601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095005/publication.md
observed 51c63818ad0477962b1c7f6ef9c4b231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.520191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095005/publication.txt
observed 5ce266a8cd9ee5651d2d7291f6c87b6e...
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.