OpenTechnical

OT-2026-000059508

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained blow-off after set-down

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-2026-000059508) never changes.

Identity and time

Publication numberOT-2026-000059508 · never reused
Internal UUID01a0ae89-8619-7743-a43e-b8c4abdd11b8 · 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-2026-000059508
StatusPUBLIC

Content hashes

Canonical textc88540a81dbcaaa6ef34c1d82267d2e70cc69357a30f6d3a9fbe59236ccfb683
Markdowndb695c2e369456c8203f282a2d7ff3efa293c5e41393ae49f0b47e1c31ee1b57
PDF
Publication paged9ca8ac7708e3fa058e88c4a111c8b89bebb42316eaabe067a908a0fd3787f60
Manifestaaa4c17793d73b713a2a937e455a8977bdbd9041d32ed018c438bb57c48cd11b

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
SignatureVLD5VHrSQb6vD7VCPmL+d9UIA8qqeIgye2fcM2Ki5Q3PQDsWfVoKIXinxujpnKHt8fUetQ75gFdpZbdSu2YOCQ==
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

2026-09-17T10:46:13.410554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059508
observed d9ca8ac7708e3fa058e88c4a111c8b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:13.392499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059508/manifest.json
observed aaa4c17793d73b713a2a937e455a8977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:13.373285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059508/publication.md
observed db695c2e369456c8203f282a2d7ff3ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:13.353957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059508/publication.txt
observed c88540a81dbcaaa6ef34c1d82267d2e7...
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.