OpenTechnical

OT-2026-000038579

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000038579) never changes.

Identity and time

Publication numberOT-2026-000038579 · never reused
Internal UUID01a0ae78-2d54-7cfb-92c4-c657686b8c38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038579
StatusPUBLIC

Content hashes

Canonical text53ae2a7fc164ab154da30bd258ccb10d0573fb94218578a82c4dfa20a2ae061a
Markdownb1176485e63c8c1ef93e30c52d771c4ad2f4f43dad2fd734d05aaa9e93b9c76f
PDF
Publication pagee77cb0686db33d616b20f47ead05a348ab484fff5051d9989913ff2c9b1b168c
Manifestbcd2ebfd703b00ea8d21076dd4af031e8a827c5ea27174b867dcf627ab10d940

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
SignatureCxsTvufjV8HAICwve6Cgn12czqer/+zAjcH7QIgEqeeDe71/8t5x5rakFaRQrUC36SyyjgdlpnSyigdRfUkpBA==
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

2026-09-17T11:22:51.298160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038579
observed e77cb0686db33d616b20f47ead05a348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.278645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038579/manifest.json
observed bcd2ebfd703b00ea8d21076dd4af031e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.259068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038579/publication.md
observed b1176485e63c8c1ef93e30c52d771c4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.238899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038579/publication.txt
observed 53ae2a7fc164ab154da30bd258ccb10d...
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.