OpenTechnical

OT-2026-000059347

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000059347) never changes.

Identity and time

Publication numberOT-2026-000059347 · never reused
Internal UUID01a0ae89-8614-7686-a5b6-de31b73772de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059347
StatusPUBLIC

Content hashes

Canonical textff93b26945ef823b912bfe34c6350f27e0ef458d25f46ed1e105592905ea577a
Markdownf9cda77b2bc57bfc40ad41c647a7bdbb7e4befb69b11d624d5a7c0275e48a401
PDF
Publication pageacec47305d876cea06ca1bf6edbff3db8393127a04500a0a024f32f65deab992
Manifest82f5a460e9b0b150a8df611f60f28116fcaddd04973e3f27c7e80552d497a34c

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
SignatureUXD50QqTk04mizHHS0Y6rxZtxr7hbYN4E+LFWnLaoEIdh1PFlMl790swpWqPiZGAR5EwmvJh0b38VJA5kvVIAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:00.380705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059347
observed acec47305d876cea06ca1bf6edbff3db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:00.356458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059347/manifest.json
observed 82f5a460e9b0b150a8df611f60f28116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:00.338476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059347/publication.md
observed f9cda77b2bc57bfc40ad41c647a7bdbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:00.322623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059347/publication.txt
observed ff93b26945ef823b912bfe34c6350f27...
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.