OpenTechnical

OT-2026-000029234

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000029234) never changes.

Identity and time

Publication numberOT-2026-000029234 · never reused
Internal UUID01a0ae73-2aa1-782b-9f48-8dcbf422155a · 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-2026-000029234
StatusPUBLIC

Content hashes

Canonical textb295f1af9ae23bfa6ada1b88fee3b0dd47dae81d530d46b7dffb511611c0fa2a
Markdown3af8b53addc866d3ad6193b94acd89709693a7d72d1b68e9daddb876a77b4f2c
PDF
Publication pagebeb3d07c526acb0d2d1d6419ce9b4a3621417ddf73dec72f50c720b04f2cae76
Manifestfaf5901fc9ea409750f263443c270ae7857be6369683cd3a14a0f7e0e161df16

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
SignaturenX1T2BYaae6/7oSYQsV37qL81FQqdwesIDhIkCzaa5l43pOf06GVmDJ2/qsTNNNVJue6ewHMmtM2mKN+GClSBw==
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

2026-09-17T11:39:51.448367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029234
observed beb3d07c526acb0d2d1d6419ce9b4a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:51.430689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029234/manifest.json
observed faf5901fc9ea409750f263443c270ae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:51.414634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029234/publication.md
observed 3af8b53addc866d3ad6193b94acd8970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:51.397853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029234/publication.txt
observed b295f1af9ae23bfa6ada1b88fee3b0dd...
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.