OpenTechnical

OT-2026-000048240

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000048240) never changes.

Identity and time

Publication numberOT-2026-000048240 · never reused
Internal UUID01a0ae80-4de3-724b-a015-2aafc4ffe1bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048240
StatusPUBLIC

Content hashes

Canonical text745370d2623368438c12320139cbf7f3a8bdc83996df5e1633a5b69dfe89cc6f
Markdownef027a3309dba17957c921aa542c18bd359e26829d153274d3c379cfb4299282
PDF
Publication page68e329b00cb3efdac5ecbf957b544439e56a64636512b0c8a1e52e5956faa0ce
Manifesta15422010caa1f91f0a98375400d4447de9c439f62bc7af3c270bd38f5db8d1a

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
Signature55KWltA+qjFnt5FnkM9oiq9ezM5R0e2aYqVcS0I8pNdAUisX9Xs9c4B+F+HnFErVS6quTOIREIGTjc15qBmzBg==
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

2026-09-17T11:04:48.077614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048240
observed 68e329b00cb3efdac5ecbf957b544439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:48.059570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048240/manifest.json
observed a15422010caa1f91f0a98375400d4447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:48.040728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048240/publication.md
observed ef027a3309dba17957c921aa542c18bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:48.022821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048240/publication.txt
observed 745370d2623368438c12320139cbf7f3...
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.