OpenTechnical

OT-2026-000056964

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000056964) never changes.

Identity and time

Publication numberOT-2026-000056964 · never reused
Internal UUID01a0ae87-7af9-7c88-a9e3-44188dbb2672 · 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-2026-000056964
StatusPUBLIC

Content hashes

Canonical text1e165d6b1dfb6e8d8886d40bf31a15b4ce33910b3e560d49cf8c08dc450cb3c8
Markdownaa4d1cb9b00154a8dde86811774efa726e640f081e2e4546d580a52648a5cea6
PDF
Publication page84d1fadb4eef3829bb4289bf1fb3323100c35d726364ad4258cbeec01b1a9279
Manifestda3fd3745a3425724de1b15d9728c63eca0b395da0e4768b6d611216068e0d10

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
SignaturebfVYMkbXFjLZoiLSrzkkFJmWBP/ZSJE1t/egTcNMPT+NkMoAY8Da+FbPtBDarGm7azMDuxTHXdfr9I4cgKwbAQ==
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

2026-09-17T10:50:31.291949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056964
observed 84d1fadb4eef3829bb4289bf1fb33231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.270448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056964/manifest.json
observed da3fd3745a3425724de1b15d9728c63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.240397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056964/publication.md
observed aa4d1cb9b00154a8dde86811774efa72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:31.222399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056964/publication.txt
observed 1e165d6b1dfb6e8d8886d40bf31a15b4...
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.