OpenTechnical

OT-2026-000068927

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000068927) never changes.

Identity and time

Publication numberOT-2026-000068927 · never reused
Internal UUID01a0ae90-6dcc-74d2-a4b8-048bcd9b2ee4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068927
StatusPUBLIC

Content hashes

Canonical text134658c01bd8254c86c400319dd9b725e6c98990e634a9a6fe97575b8c6f26a7
Markdown782ae813e9057121e9d3559f17502f6d6996f04ac9b9440f8973830f3e54755d
PDF
Publication page4326da63eb17c6f20bd60b28cca1e2e0cac41d0755143551202e124eaccc4df5
Manifesta4eb3d27812aa96d26a86479dc051be54716ebaf17254712e7d395dfaf3fb9f4

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
SignatureWkltyZjfqa4SrbSm5za3ow+wwDe4ArFoLFZUqHjmh48fKqmCIugXWGH6rLHmchVvWuzkLdcL7LAT/GSo4ADYBA==
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

2026-09-17T10:28:45.335225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068927
observed 4326da63eb17c6f20bd60b28cca1e2e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.316923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068927/manifest.json
observed a4eb3d27812aa96d26a86479dc051be5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.299364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068927/publication.md
observed 782ae813e9057121e9d3559f17502f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.279784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068927/publication.txt
observed 134658c01bd8254c86c400319dd9b725...
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.