OpenTechnical

OT-2026-000070876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000070876) never changes.

Identity and time

Publication numberOT-2026-000070876 · never reused
Internal UUID01a0ae91-8c2d-72bb-b6af-097aeb6481bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070876
StatusPUBLIC

Content hashes

Canonical text127ca436870d1d3d95b58961ad0f60ed4e92817dd0abe2cc87b3e4c913be4e27
Markdown209815bddade75df33b5a24a3ce6b64962bc5a18af07163d6d4cddb4e5960bf0
PDF
Publication page81da448ceb2604c780ff5b868c8d2a7a1a6bac88df96d457671618e8c04a6999
Manifest83874ae6274ac8d82f9e247f3d844570ff4c18bd00d8b2cc7775894b1d547431

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
SignatureaMxzxPaKP6MZcWBQ6WG5LGgg/7HJ004bA7QJDGGk4ok6dStzMxHTWd2pRRQGG9x9V1IAhORCt5pxsoIuHPSsCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:41.980343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070876
observed 81da448ceb2604c780ff5b868c8d2a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.963935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070876/manifest.json
observed 83874ae6274ac8d82f9e247f3d844570...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.947396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070876/publication.md
observed 209815bddade75df33b5a24a3ce6b649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.930796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070876/publication.txt
observed 127ca436870d1d3d95b58961ad0f60ed...
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.