OpenTechnical

OT-2026-000082951

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000082951) never changes.

Identity and time

Publication numberOT-2026-000082951 · never reused
Internal UUID01a0ae97-8cca-798f-abba-2b60fba62b18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082951
StatusPUBLIC

Content hashes

Canonical text111dfd92e0a2ab4ff3903763bb36bbc6d03c6e60a4ef4bccee6870e9ae302863
Markdown18e90a8ecd93eed797cf2da87ed12b19bec6d5e6f6ecd24052c29d0e91291da6
PDF
Publication page221949423d068453524e54f85c51769a44ca3322d8b0ad8598307c5ae830575b
Manifest275c6de80d31ec48288274492b3a0d457b1885e5726df69a58d6b8d15bb7de25

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
Signature+XDoWrniIZfVIPFPyyYZImGscCo6I5sjPocH0MAMCREl49dttSY8sXWJRBpwuxx1V7cm/AKYQyi2fExuB7z+Ag==
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

2026-09-17T09:58:38.903813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082951
observed 221949423d068453524e54f85c51769a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.887314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082951/manifest.json
observed 275c6de80d31ec48288274492b3a0d45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.871506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082951/publication.md
observed 18e90a8ecd93eed797cf2da87ed12b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:38.855038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082951/publication.txt
observed 111dfd92e0a2ab4ff3903763bb36bbc6...
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.