OpenTechnical

OT-2026-000099476

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000099476) never changes.

Identity and time

Publication numberOT-2026-000099476 · never reused
Internal UUID01a0aea2-c974-70a6-836a-e7d0e33b16be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099476
StatusPUBLIC

Content hashes

Canonical text26bbf141b4b75c16185df1c9c17db04ef4e3b3fa13df3683717680f5d0da2283
Markdown5ad85f1be64ae0f9e4bc0bb1c91f0af80320f3e25bcc561a2a9f59dbdcc79f60
PDF
Publication page1d2380da421fc3b146ae8594ac1a8a37a90f252dcc8edc27bfa35d48dc0edc71
Manifeste6f85a53216a85f0d53e461cc011a3def3a1a3158e8da768543b408d8545d561

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
Signature4hWhHLjamZYaIUD7SRtAIxjeCIgAx61lAxT0DTERPvg5uzhQbQDeS3ek9MntatTCKEQ0ljgHTcKsY9R8/sM9Ag==
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

2026-09-17T09:29:15.758546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099476
observed 1d2380da421fc3b146ae8594ac1a8a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.739415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099476/manifest.json
observed e6f85a53216a85f0d53e461cc011a3de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.722278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099476/publication.md
observed 5ad85f1be64ae0f9e4bc0bb1c91f0af8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:15.704838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099476/publication.txt
observed 26bbf141b4b75c16185df1c9c17db04e...
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.