OpenTechnical

OT-2026-000047705

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000047705) never changes.

Identity and time

Publication numberOT-2026-000047705 · never reused
Internal UUID01a0ae7f-c41f-7571-b02a-3c504ce9d80d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047705
StatusPUBLIC

Content hashes

Canonical text017d88f7baa299a89a89881dd75745167cf91b772157b2bfbab31ce6b595a92e
Markdowne2a0ac3d2559c66fadef633330b18c5a778a02ad023f3241b876ad7dc05f98e9
PDF
Publication pagea2b638d5a63cc8699ffda9a86e67410d3b9e28767c8824bb4d4c25960b3f2281
Manifestaaab1888270b2b05109770896aaf616524ba30b9dfe16b8991b296982d415b80

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
SignatureiCwFK1idk65lGdl0zw4IxLTst80FXeY2YDOOn3CbfetrVqUGn2+VJyIv4SUDVWvYzr7xrDI4kkZ3jMCZDpRrCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:05:33.937613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047705
observed a2b638d5a63cc8699ffda9a86e67410d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.915828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047705/manifest.json
observed aaab1888270b2b05109770896aaf6165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.896570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047705/publication.md
observed e2a0ac3d2559c66fadef633330b18c5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.875619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047705/publication.txt
observed 017d88f7baa299a89a89881dd7574516...
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.