OpenTechnical

OT-2026-000101467

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000101467) never changes.

Identity and time

Publication numberOT-2026-000101467 · never reused
Internal UUID01a0aea4-0e14-76ab-9bce-b5febb4fdf77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101467
StatusPUBLIC

Content hashes

Canonical text52c683dfb1da4183c4208c7e2e05cc674973bff63f400fafd2354af83a116904
Markdown2dc12f92b489ea83207702f37624da55c874678881acbd879f74af59006b9ade
PDF
Publication pagedc8d085256d15db9ff8442e6f6e424c93afa0f571af08ba03f8f8d758a82d0d4
Manifest6f3040d58ccf94a800f76f0bdbe5ae677f6f2c3abd4bf40f5a2347daeca288ac

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
SignatureMZX4JqwHgFQbJKp5jl2rnYccGT7VWriPEk5nsgwkaY+x5OcvWRNCyBhXwg9U9Nj/yKGm482W3WuyW23uX+PABA==
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

2026-09-17T09:26:02.828118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101467
observed dc8d085256d15db9ff8442e6f6e424c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.808704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101467/manifest.json
observed 6f3040d58ccf94a800f76f0bdbe5ae67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.789618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101467/publication.md
observed 2dc12f92b489ea83207702f37624da55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.772717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101467/publication.txt
observed 52c683dfb1da4183c4208c7e2e05cc67...
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.