OpenTechnical

OT-2026-000058313

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before 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-2026-000058313) never changes.

Identity and time

Publication numberOT-2026-000058313 · never reused
Internal UUID01a0ae88-f398-70e4-b05c-f5a3d65e57e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058313
StatusPUBLIC

Content hashes

Canonical text34c787f0b89893807cf20313de92f6c85bbda153ba5d2bb53bec1113881075fe
Markdown83d08b8136a8e19bf653bec62f7ce9cd894ab1bb5c22cfb6b62e81cbfafa1b7f
PDF
Publication pagec4dedf610fe4a52ba8d3c2d5ae780475342ab00b1f54b0c4418fbedbddafdde2
Manifest174ab66857b1179f59909431f5f6169ba95c538ca4d73188ec31987c84e4b2a2

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
SignatureaJGlY+xFRPJywIIGtqdqvFVDg8IAiI7J8U34KMEYVPUWDebTAwM53Qrw8JRt8amibOk1Nj3ZqKWcK2YxGh+RBw==
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

2026-09-17T10:46:43.029911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058313
observed c4dedf610fe4a52ba8d3c2d5ae780475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.010487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058313/manifest.json
observed 174ab66857b1179f59909431f5f6169b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.984057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058313/publication.md
observed 83d08b8136a8e19bf653bec62f7ce9cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.964400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058313/publication.txt
observed 34c787f0b89893807cf20313de92f6c8...
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.