OpenTechnical

OT-2026-000056476

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000056476) never changes.

Identity and time

Publication numberOT-2026-000056476 · never reused
Internal UUID01a0ae87-7af4-765e-8df1-e7a25761d170 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056476
StatusPUBLIC

Content hashes

Canonical textc84a9a606422505da3cac26e6a1449b4c163ef9bb0358bc796a26b0db81b49ee
Markdownb0bcf3d4abfa7e70d6a8a8c2af95043faa0343f57cc260df291ee13e28db2c36
PDF
Publication page6eab91b1c624a7642e702be6a637657cdbc87d025efcd4736b00ed5baff1b297
Manifestd8c2cc38e10777022a934b607cd3c631da6fa99d97a222984eb2dbbbca76699a

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
SignatureTvGmZgZxOUkEB4+p26jKtxTfvUjv/ZK62+VlYyxi1GGN0VHYJGOXcCgKBz+yoCICXDUlFlzVWJN2d3qlhNKrCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:47.018410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056476
observed 6eab91b1c624a7642e702be6a637657c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:46.999727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056476/manifest.json
observed d8c2cc38e10777022a934b607cd3c631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:46.975677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056476/publication.md
observed b0bcf3d4abfa7e70d6a8a8c2af95043f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:46.954976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056476/publication.txt
observed c84a9a606422505da3cac26e6a1449b4...
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.