OpenTechnical

OT-2026-000094743

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold 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-2026-000094743) never changes.

Identity and time

Publication numberOT-2026-000094743 · never reused
Internal UUID01a0ae9f-2ded-7c2d-b86f-be1b784ef945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094743
StatusPUBLIC

Content hashes

Canonical text0390c9f5ec8d74fd398340389b7b7753b44494e6d44c8edbea60010f7a4e458c
Markdownd74d7f5e84882dd65c69a49a70fd869a81fef35fa235df12c9389ec7fc040691
PDF
Publication page50737718bb767e2af0a1b2ae8686e4fb48739a9d921481b8abac67ddfd308ad0
Manifest95c1d4b9fbbe6155d4dac582710898f0f6b56aa5109b6ff6ff0034d8e1789410

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
SignatureYTAkiyQhYXd4Qck6//AzRXiZLaiVQfVJNF6c1MCXG6TwItf5hD6Zra8mcCJ/dDnPjbEgzyS9BVtVopyjTlM3Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:12.728565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094743
observed 50737718bb767e2af0a1b2ae8686e4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.711522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094743/manifest.json
observed 95c1d4b9fbbe6155d4dac582710898f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.694980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094743/publication.md
observed d74d7f5e84882dd65c69a49a70fd869a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:12.678570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094743/publication.txt
observed 0390c9f5ec8d74fd398340389b7b7753...
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.