OpenTechnical

OT-2026-000097869

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single 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-2026-000097869) never changes.

Identity and time

Publication numberOT-2026-000097869 · never reused
Internal UUID01a0aea1-92f6-757d-b0ff-12b16a8db219 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097869
StatusPUBLIC

Content hashes

Canonical text4dd9fe88bfbe9a4ebfabae8a433b1e6c066edabebdf17fe09ea41ed275c5df25
Markdown0b9bb3d81f63c66282b8bad8693a372b85483716a85dc6d87b67f459bd22c1c9
PDF
Publication paged7337d8fbd636e491b6d477f8048bbbadf5655bae177cf035b98644318fc0888
Manifest2775abf45c5f21fb25142236a7478495ec79cfa6d35a65db2543a5077bb10842

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
SignatureX6YRFQ1UCiMlUhs4dOuftASbU3DDZF6u8WoyFcYnZ1GFC6s1MywZIWjcfn+rPVbc77OWUiiLugef5KKkkFsxBw==
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

2026-09-17T09:32:58.994069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097869
observed d7337d8fbd636e491b6d477f8048bbba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.975948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097869/manifest.json
observed 2775abf45c5f21fb25142236a7478495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.957987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097869/publication.md
observed 0b9bb3d81f63c66282b8bad8693a372b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:58.939544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097869/publication.txt
observed 4dd9fe88bfbe9a4ebfabae8a433b1e6c...
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.