OpenTechnical

OT-2026-000088512

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000088512) never changes.

Identity and time

Publication numberOT-2026-000088512 · never reused
Internal UUID01a0ae9b-5d28-7034-b55a-40e80810740b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088512
StatusPUBLIC

Content hashes

Canonical text1e77cad291774924594dc301de98641a72d99a5001febfecb7a14c75f991ee30
Markdown44f5a7b918f08342eddfa9dbb6ad176237be55012a54804f12ee3c9bf4db0b69
PDF
Publication page42ae6cfeaf2068090c4454e7b143fc9f3b55c3ae1b040b9d60dc79ea52ebfafe
Manifestaaf78568ebb7712045643b07e1aa15f5063e113b8b1315f683245fdb4f40e3d4

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
Signature0Ku+U0l8DLA2lkS9FBmEQ00PNz8KaR26Ttvzky4Z+U6fqGl7oQUrfiyW0YLjr4O51qmK7NV5ihpG+MAikY5DDg==
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

2026-09-17T09:48:54.411206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088512
observed 42ae6cfeaf2068090c4454e7b143fc9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.394379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088512/manifest.json
observed aaf78568ebb7712045643b07e1aa15f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.377803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088512/publication.md
observed 44f5a7b918f08342eddfa9dbb6ad1762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:54.361053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088512/publication.txt
observed 1e77cad291774924594dc301de98641a...
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.