OpenTechnical

OT-2026-000096515

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000096515) never changes.

Identity and time

Publication numberOT-2026-000096515 · never reused
Internal UUID01a0aea0-a4aa-7f57-819c-151ce1731395 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096515
StatusPUBLIC

Content hashes

Canonical textdb212840cb64d2cff767056dd12992a265bf4da243d8c84574d972b091a2ba92
Markdown8e8fd21b50c317dea01177a42a20b260d3cbd089759813fae2fec1a8c1e550f5
PDF
Publication page992406f278028fa07ce2d1855093d2eb669ea2e7f03d4fcafe000dc15f55d5b3
Manifest5ffba6c56f3e64d650d1870a4aa72d6511ea0f661fc2079198a5d3760e23550a

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
SignatureXRhtQYfTjjPLFr9kRshzc5GQ4qfPcvSxwooriJ0vysmt0MHrTkdKsKtKS6ktHj53VvmybV0wNxrz56lMz13TDQ==
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

2026-09-17T09:33:55.811358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096515
observed 992406f278028fa07ce2d1855093d2eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:55.793015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096515/manifest.json
observed 5ffba6c56f3e64d650d1870a4aa72d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:55.774067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096515/publication.md
observed 8e8fd21b50c317dea01177a42a20b260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:55.755979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096515/publication.txt
observed db212840cb64d2cff767056dd12992a2...
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.