OpenTechnical

OT-2026-000006868

Publication integrity record

Vacuum cup gripper, three outlet manifold, ejector fed, vented after set down, silicone cups

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-2026-000006868) never changes.

Identity and time

Publication numberOT-2026-000006868 · never reused
Internal UUID01a0a96a-3759-7ca1-af1e-45fa68afddf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:51:45.629509Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006868
StatusPUBLIC

Content hashes

Canonical text6a7f5c4104bc0b7039ed7845cc9240c063ff7c3481dc9731fe6b77d79f8fa93f
Markdown5779df10b5dc34f2db681878d4a1a7f4ae4b0c481651022b0fa583bb4b6c787a
PDF
Publication pagedc190f083d08a53ba28ba53b57d76c78d335a7d0343e77fc4d1273cd4efee30e
Manifest4552f81d80dc3046e6e19de58e959d04bd4b72f536112f3c7035f1b68484a02f

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
SignatureoJczRzaAva1s7XfY9UYtMIfQtOIFrE+EKc8karKqrnCP6eUHU2Sk9leD5AIeLd5xmVGeA5bl9J0tbGEHS/tcDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:27.433150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006868
observed dc190f083d08a53ba28ba53b57d76c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:27.420743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006868/manifest.json
observed 4552f81d80dc3046e6e19de58e959d04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:27.408648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006868/publication.md
observed 5779df10b5dc34f2db681878d4a1a7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:27.394186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006868/publication.txt
observed 6a7f5c4104bc0b7039ed7845cc9240c0...
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.