OpenTechnical

OT-2026-000047710

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000047710) never changes.

Identity and time

Publication numberOT-2026-000047710 · never reused
Internal UUID01a0ae7f-c41f-78e6-8e6e-5ffc70301c45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047710
StatusPUBLIC

Content hashes

Canonical text0b9f7fb3edfac03192b8d6d1e7b0bed5f8847d78d1c5bfe56a13ff7dce447127
Markdownb8c049a8bc91e800d64ed94824329b259278df608bfc0a116cb46531993538e7
PDF
Publication page0aa609f739b0a7be6bf27ab4b14289eb1495b55f5cd0df276ec3a7522d024684
Manifest2e408d20f389f14f8362e3be9153ad3e96667b96bdbc2292636f63c4b5f5c651

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
SignatureZmG1GiXOQqjfHfwoYh8e6463/4KdbI6ITVByBagSSbzg+QdS8Hi4JICGWxdhQuGtsiZlD4HaIKtDNCrj1EF0Bg==
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

2026-09-17T11:05:34.390355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047710
observed 0aa609f739b0a7be6bf27ab4b14289eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.370644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047710/manifest.json
observed 2e408d20f389f14f8362e3be9153ad3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.351712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047710/publication.md
observed b8c049a8bc91e800d64ed94824329b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:34.334008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047710/publication.txt
observed 0b9f7fb3edfac03192b8d6d1e7b0bed5...
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.