OpenTechnical

OT-2026-000051699

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000051699) never changes.

Identity and time

Publication numberOT-2026-000051699 · never reused
Internal UUID01a0ae83-7c82-7d94-a6b3-78a2eda15788 · 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-2026-000051699
StatusPUBLIC

Content hashes

Canonical text05ca885b0a90929e46899cc23a14f580d3ec5944ea0f684b5f771725350bce9a
Markdowne574c65fa041d50dc7134c5443d46ed3f45943c7ccbfba17e4ec9b2cf8cd5640
PDF
Publication page4308594d9d6ef06b2a9efc44c3c3755f3e9eac749c3aec43d7ba6d77d6adc77f
Manifest3c64203d3e63a143758d6d0e47c2ee90ffd84470b31b2fb65e8ec63ed77a9766

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
SignatureiRF+HD3BjWshkGlVV2eZCLXI+AiEpQVTfi90ZEycztGXBF/11hBcYqBqw77Gw0qJDwLsxLnAwlC9FrCiAy9XCA==
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

2026-09-17T10:58:34.695002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051699
observed 4308594d9d6ef06b2a9efc44c3c3755f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.678430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051699/manifest.json
observed 3c64203d3e63a143758d6d0e47c2ee90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.661455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051699/publication.md
observed e574c65fa041d50dc7134c5443d46ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.644646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051699/publication.txt
observed 05ca885b0a90929e46899cc23a14f580...
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.