OpenTechnical

OT-2026-000029124

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000029124) never changes.

Identity and time

Publication numberOT-2026-000029124 · never reused
Internal UUID01a0ae73-2aa0-7866-81f3-1bfaf46c29da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029124
StatusPUBLIC

Content hashes

Canonical text12ec049ab285c82c3bb85029a385db40a7007bb1e00ffc6491edfa6f030e0e63
Markdown28caa5996772c247758c41e250bbc2cf4014a2d9aa5ebb24f73cf7c885f2ae1a
PDF
Publication pagef8c83ae5f595ec02c45a7e21b52fe2028fcf44f3abff3ea0fe28f9e5aa1e117d
Manifest79f7f763f6b40939835aba585c9d4224d403806536371a6ed0350866660c584a

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
SignaturegFdBRDMkZB+FM8Eb2Ffer5WZj0+aSLAO7LLtXAt+zv9PggQmOkkngvLTzlzHgRPp5lv+iVjBxBEl7DYbYQLjBw==
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

2026-09-17T11:39:36.489128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029124
observed f8c83ae5f595ec02c45a7e21b52fe202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:36.472221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029124/manifest.json
observed 79f7f763f6b40939835aba585c9d4224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:36.453891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029124/publication.md
observed 28caa5996772c247758c41e250bbc2cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:36.435230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029124/publication.txt
observed 12ec049ab285c82c3bb85029a385db40...
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.