OpenTechnical

OT-2026-000047382

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000047382) never changes.

Identity and time

Publication numberOT-2026-000047382 · never reused
Internal UUID01a0ae7f-3e57-7dde-88d1-e64f2fff9fa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047382
StatusPUBLIC

Content hashes

Canonical textd4c1b2165bb888e9023ef0cdab77bc6db57a25a7f88ab6e1050573c6cbd3c38a
Markdown465c7eb1bd16eb9a6cf1079bf3275ce0e195eae7ad2b9adea32cce4c67564aea
PDF
Publication pageeb1c896036bc466e7b31cfa9093d6d0aa41ba88f4b95ae5166a832ff74f6bac0
Manifest7ad9372e9d7848f23e5159156ffc1bd4a1e7189fdd25ce7df5755791e9cbf507

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
SignatureGq4MDFuEAcEav5vVolKBBKZO2LTutqYyLwS4nxsisAG+qtoLOQecy3GtRmPPMK+dNB6LQKjD+qEpZnTzxgtXCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:23.347491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047382
observed eb1c896036bc466e7b31cfa9093d6d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.330693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047382/manifest.json
observed 7ad9372e9d7848f23e5159156ffc1bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.313174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047382/publication.md
observed 465c7eb1bd16eb9a6cf1079bf3275ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.295085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047382/publication.txt
observed d4c1b2165bb888e9023ef0cdab77bc6d...
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.