OpenTechnical

OT-2026-000094878

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000094878) never changes.

Identity and time

Publication numberOT-2026-000094878 · never reused
Internal UUID01a0ae9f-2dee-7b4b-a815-c87a3b70d69e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094878
StatusPUBLIC

Content hashes

Canonical text4bc5aa019ff2c41a59e9b2cc3c8623c33a4f4948875a97f3fe684be807f6e685
Markdowndc80e2e6efdb06671032a36fa9b052fd57957d00e60302d459efc8477d4bbd9a
PDF
Publication page3d8286be928c6a7c7d1c746f3ed67ef41f2659ceb07f64935cc493e50d2e7e92
Manifest80bc82a645f592d223a78aa7990054118562fd302021e9ef4e8aec749adf84de

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
SignatureYBan3gO88Rpz4dLsueIYgRupKFgLGKm6Gv6hl3ZWm4XefOQFbqAR3chIOztf8iDjkC3ulzH3s1Ff5XOTt4epCQ==
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

2026-09-17T09:37:22.864506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094878
observed 3d8286be928c6a7c7d1c746f3ed67ef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.849326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094878/manifest.json
observed 80bc82a645f592d223a78aa799005411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.833630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094878/publication.md
observed dc80e2e6efdb06671032a36fa9b052fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:22.817435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094878/publication.txt
observed 4bc5aa019ff2c41a59e9b2cc3c8623c3...
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.