OpenTechnical

OT-2026-000046067

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000046067) never changes.

Identity and time

Publication numberOT-2026-000046067 · never reused
Internal UUID01a0ae7e-032a-7cf7-a22b-958f53ca10d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046067
StatusPUBLIC

Content hashes

Canonical text4829b2e2053d156777a2c590efaf2fd1866620c952bd7e760aa43dae4fa6e5f8
Markdown97a2002b7e76f466c5dc924efc354c30748125813dfdc6fda0b86ca0f437805e
PDF
Publication page3657cd8c456287db19bb4bec2dba83023920af4e2b97dbe7623e126168efd3ee
Manifest759c41cfc9ffa5d1168836521f31f2f9cf336086b5f95eeb2d0d739cec54fd2f

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
SignaturebvtFC5H2yVLfhZI3jCuWP6JMsVtudQXyt18iIrXIRdmO+37XFy+1srnK4ySZw7kscYVFij/32Y9jaVel4oOCCA==
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

2026-09-17T11:09:01.772620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046067
observed 3657cd8c456287db19bb4bec2dba8302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.754268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046067/manifest.json
observed 759c41cfc9ffa5d1168836521f31f2f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.734170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046067/publication.md
observed 97a2002b7e76f466c5dc924efc354c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:01.707208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046067/publication.txt
observed 4829b2e2053d156777a2c590efaf2fd1...
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.