OpenTechnical

OT-2026-000031267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000031267) never changes.

Identity and time

Publication numberOT-2026-000031267 · never reused
Internal UUID01a0ae74-87ac-7d3b-aaca-40939af14d79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031267
StatusPUBLIC

Content hashes

Canonical textdc4500449aa3b77f4cf01fac4c041045c8a833bd13e5142227752376d16b0110
Markdown78936791d468cfe1f61391c44dd15585b48462e76a1124fb909e73fcf30ee61f
PDF
Publication page491c37e962da0cfba460d07fe38b84d4be68bbe1d3e37bb386bd1cd80e6ad66d
Manifest408e9e71aba048b0e84c8e3f86a9a6b92a2a8d70e8b150f4508904b54409613c

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
SignaturetZMDLsKH/jz+i/YpX8J7Qs9uOD+4pqFISi9w7kRf8lywvPYwuWfpMErC0XO6c8C64rkJhdSn0vxCgnRXVhx2BA==
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

2026-09-17T11:35:50.789507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031267
observed 491c37e962da0cfba460d07fe38b84d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.769566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031267/manifest.json
observed 408e9e71aba048b0e84c8e3f86a9a6b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.751165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031267/publication.md
observed 78936791d468cfe1f61391c44dd15585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.732050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031267/publication.txt
observed dc4500449aa3b77f4cf01fac4c041045...
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.