OpenTechnical

OT-2026-000051883

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000051883) never changes.

Identity and time

Publication numberOT-2026-000051883 · never reused
Internal UUID01a0ae83-7c84-7c75-b5e2-22ed5ffc5f4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051883
StatusPUBLIC

Content hashes

Canonical text68d1094f6f20df134e5edd473f085081d6059c7ad7497b131aadcaf3dff74b03
Markdownf7cc68a530ec8dbc90eeac1c928beea5ae56bca626144849f35006d39331a9de
PDF
Publication pagec13646bdae6733afe7deda50b67402c50fdcb2c5471f5f96779af03b296e3919
Manifesta0dfbd245abea51f3127f1be26347449ee49cad2e67fb4519dc6d23d1727ec12

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
SignaturelKxVGaa0qVh6L9KKpSBdk5lXtE4dWihgwCL34tUIGw38+m1hXekBQgv0rBu8Nafdyp9CxBfdQwEe8gXZ0Tx5AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:49.384950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051883
observed c13646bdae6733afe7deda50b67402c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:49.365283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051883/manifest.json
observed a0dfbd245abea51f3127f1be26347449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:49.347138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051883/publication.md
observed f7cc68a530ec8dbc90eeac1c928beea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:49.329663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051883/publication.txt
observed 68d1094f6f20df134e5edd473f085081...
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.