OpenTechnical

OT-2026-000092671

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000092671) never changes.

Identity and time

Publication numberOT-2026-000092671 · never reused
Internal UUID01a0ae9d-b5ff-70fb-bbd6-eaa6dbccae6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092671
StatusPUBLIC

Content hashes

Canonical text3a6559d01af4287111aa09afc17fff085602844a4704831bfd04f366b43e51b6
Markdown4b8f9eac87d2dd2ea768a29b34358add204f65f7173f31c08f0fcbbcada250d1
PDF
Publication paged3224362a0bfbd46fd0bfff85c85768d3ae9f758fb4cccdf655eb6cfa9d4e7f9
Manifest43d25875a15afc0fa042f8eb7910c552df61a763ee5dc7c47a1bdb202370c064

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
SignatureZezYPE8msz0D25I0ajPNlHDwymBG9soY7TdiB1eaFB6Fl+0yrm76c4lzIEFJhfb/vzgWn+DSYfm+9p++6M5WAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:17.030605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092671
observed d3224362a0bfbd46fd0bfff85c85768d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.009764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092671/manifest.json
observed 43d25875a15afc0fa042f8eb7910c552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.988967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092671/publication.md
observed 4b8f9eac87d2dd2ea768a29b34358add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.970509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092671/publication.txt
observed 3a6559d01af4287111aa09afc17fff08...
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.