OpenTechnical

OT-2026-000050795

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000050795) never changes.

Identity and time

Publication numberOT-2026-000050795 · never reused
Internal UUID01a0ae82-c7b2-7fca-bad3-e82557f73c7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050795
StatusPUBLIC

Content hashes

Canonical text6e74183ee9a6421561cdaea9cfe380d69654bb84daec37b12550c312f5df74b0
Markdownc062e4202037336ab84d0b1a2471d0c87b6e45d073cbdc407105a4dbe7995f6d
PDF
Publication page8cd82508d28ba9e22b5a507ae897ef17725cd816ac58e430d09f80e7361c0fed
Manifest20ad29245a30617aa2572fa3d027c747db8b22c5ae5a1194fe794b34b23768d4

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
SignatureRDvIvjAFDqxg3ngmZmGjyDwmMEocfeIt5Z644kGR996bnw8YoerBuwd76R9GFe6B1q44jlZQYF+bNhiYBK4vBg==
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

2026-09-17T11:00:19.251492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795
observed 8cd82508d28ba9e22b5a507ae897ef17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.228299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795/manifest.json
observed 20ad29245a30617aa2572fa3d027c747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.202049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795/publication.md
observed c062e4202037336ab84d0b1a2471d0c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.195602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795
observed 8cd82508d28ba9e22b5a507ae897ef17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.180246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795/publication.txt
observed 6e74183ee9a6421561cdaea9cfe380d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.174454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795/manifest.json
observed 20ad29245a30617aa2572fa3d027c747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.135059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795/publication.md
observed c062e4202037336ab84d0b1a2471d0c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:19.107002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050795/publication.txt
observed 6e74183ee9a6421561cdaea9cfe380d6...
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.