OpenTechnical

OT-2026-000102876

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000102876) never changes.

Identity and time

Publication numberOT-2026-000102876 · never reused
Internal UUID01a0aea4-be3c-7359-9ab9-ed42681458f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102876
StatusPUBLIC

Content hashes

Canonical text22422ddb1e8431f31cd59b6d55e4b53243fe533129cd5a23167c8d00099b0ed4
Markdown5632fed0e5b5b466efc3c27d9b98861437d0db86f72479bb16b7818663cb95c9
PDF
Publication page78cad67e6732c25adf4df4ed4fdc93d501bea9f6e759b751ddab93490d23ca35
Manifest30f79c7804ff36c8e26c2790fce74619727f0b502816b8c2d8fb56b9d21070f5

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
SignaturelEtBAsb84Em5DLLYYr+x7BzljADMBPKPAc81P2QtMCJYrnhqkXgcrQ0PTWGH239OdqJFEtM4FydEBh7T0Yu4Cg==
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

2026-09-17T09:22:52.983644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102876
observed 78cad67e6732c25adf4df4ed4fdc93d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.966215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102876/manifest.json
observed 30f79c7804ff36c8e26c2790fce74619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.948197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102876/publication.md
observed 5632fed0e5b5b466efc3c27d9b988614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.879981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102876/publication.txt
observed 22422ddb1e8431f31cd59b6d55e4b532...
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.