OpenTechnical

OT-2026-000059084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000059084) never changes.

Identity and time

Publication numberOT-2026-000059084 · never reused
Internal UUID01a0ae89-8611-7a20-96a0-4109240c9af9 · 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-2026-000059084
StatusPUBLIC

Content hashes

Canonical texta13257474183a231f7ab39e57259f44fe082aa7a8e5aeaff0d4300abf798d935
Markdowna36713c06e5b32ddf9dd12f91904f96a63336df7b8db2556957132f933ab744a
PDF
Publication pagec24d14dcb17bc0357da5dfc25c71ab0edb3ecc7b4fb421ca556ace883262e834
Manifestfc3d0db83e607ead463df243cbba9c9b0701f754623104a9cc30943fb8113ba5

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
SignaturehJ6XTxb7FKZ/B+z2i42I+mahYHMFh3QFRHLgViPX/iwhtgRzdeFMBo8EFycDZDRSEA8NqhwwUxcKCsQIfLImAQ==
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

2026-09-17T10:44:54.717009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059084
observed c24d14dcb17bc0357da5dfc25c71ab0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.698083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059084/manifest.json
observed fc3d0db83e607ead463df243cbba9c9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.681840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059084/publication.md
observed a36713c06e5b32ddf9dd12f91904f96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.663353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059084/publication.txt
observed a13257474183a231f7ab39e57259f44f...
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.