OpenTechnical

OT-2026-000093946

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093946) never changes.

Identity and time

Publication numberOT-2026-000093946 · never reused
Internal UUID01a0ae9e-92c8-7e6e-be50-1710f97b24f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093946
StatusPUBLIC

Content hashes

Canonical textc1f187e6926219f78ea04dbf456390a93a557906e7d247c7884735fab2eceede
Markdown838ca7046224dac54c400bb1e736441ca539f9ff1d63ad90370975a10b9166e1
PDF
Publication page6fcdb850e30dc9bcb2fc986e8c553464eda0d3e23a36779a643c5e94eceb3c5f
Manifest1940668925aacc8777ff99d60d02fdc44394a0588a5b7d782d25ca8ef5f1fdfa

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
SignatureEPCYZpn7p57iAUjxwPIpa1+1/iHecM9FbRUdppkMJ6reAaAywA6d02CKxt2H1sqIoKlsrQrPkWXTcB0b599pBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:13.335793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093946
observed 6fcdb850e30dc9bcb2fc986e8c553464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.317878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093946/manifest.json
observed 1940668925aacc8777ff99d60d02fdc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.300940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093946/publication.md
observed 838ca7046224dac54c400bb1e736441c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.283128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093946/publication.txt
observed c1f187e6926219f78ea04dbf456390a9...
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.