OpenTechnical

OT-2026-000099177

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-2026-000099177) never changes.

Identity and time

Publication numberOT-2026-000099177 · never reused
Internal UUID01a0aea2-8288-7b9d-95a4-ad65bc2303f8 · 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-2026-000099177
StatusPUBLIC

Content hashes

Canonical texteabca0d56390a296af1e1a0828f350595c0204cf242aa2a938b54d5726808cc6
Markdown00548e76174e8fa2597b56654b66aa5640ce55afb716cd970290108071cd8112
PDF
Publication page5b43d8aa53f0c4d570267ac4330c9d4c6ba10e723be0f0f813f58a7c5b7809f2
Manifestb09987018701cabf2a7db86980cd4dc43e2a157e88442c7bf405cc72115c7524

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
SignatureXsctXlDI5GMH3AwQtgPdBKZQe+SP8L0af3Vmgor/5aIFJHbitd38TG47k8/tJ//zg/gHHNLYmUDrF1HAEGYpCw==
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

2026-09-17T09:30:33.787632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099177
observed 5b43d8aa53f0c4d570267ac4330c9d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.765376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099177/manifest.json
observed b09987018701cabf2a7db86980cd4dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.744918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099177/publication.md
observed 00548e76174e8fa2597b56654b66aa56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:33.725371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099177/publication.txt
observed eabca0d56390a296af1e1a0828f35059...
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.