OpenTechnical

OT-2026-000099180

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099180) never changes.

Identity and time

Publication numberOT-2026-000099180 · never reused
Internal UUID01a0aea2-8288-78b7-8e09-9c43dc177487 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099180
StatusPUBLIC

Content hashes

Canonical text0bb5f7f9f0fe71c13a5a027dd68cf97188d78a4d35f25e27377e631b57a90a79
Markdown6f2a34d33d92f4bf2a7c4467909d97682f94c5363c0b8e89ccb31d97b8162b1e
PDF
Publication page94bc2c30e449f1bc5a2d4a8efc57e7fdecbd72ee93e025cd231f689d159f74a1
Manifestaf775865e2ed8718fe472968c78ba693f9fef75c3d1a8c423d90de6c4d44fdb9

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
SignatureW3GHFl3uRCnIlmZmS0VF+WLi5Foxy1IlxF1HavYB5g5YXYwDyw5N3qLrtPJDLmNTVarvVe2iFsm38JMvPrD3Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:34.015826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099180
observed 94bc2c30e449f1bc5a2d4a8efc57e7fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.996793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099180/manifest.json
observed af775865e2ed8718fe472968c78ba693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.979845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099180/publication.md
observed 6f2a34d33d92f4bf2a7c4467909d9768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.962327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099180/publication.txt
observed 0bb5f7f9f0fe71c13a5a027dd68cf971...
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.