OpenTechnical

OT-2026-000062163

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000062163) never changes.

Identity and time

Publication numberOT-2026-000062163 · never reused
Internal UUID01a0ae8c-0abc-71cc-a7bd-76d22cfeed90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062163
StatusPUBLIC

Content hashes

Canonical text71ae2fb7ce3e0972df3759fc053dcdf6893ec1a7de7f0b26fcc76f64df6b81e6
Markdowna13a82e25953bc7a6af6a1636e84e95175bec56a1d0aa0d51c0fb4eef8e55acb
PDF
Publication pagefd82a162ea2f1d3f0c5ec27020291f6f3aa897ffdbb9f880470d488dc6fc00ef
Manifestdede875ea4e5845784d2a02c146db20d41366e7272aa68c9ba669e357fda699e

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
Signature9yztfF2dZaIoykBihsVi6e4f3T6NlqHK2P1GKfhF0RlQlisFMPiqk45HpA5ERVdrtALZACI3frnWhJvk+n65Dw==
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

2026-09-17T10:39:24.931078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062163
observed fd82a162ea2f1d3f0c5ec27020291f6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.914420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062163/manifest.json
observed dede875ea4e5845784d2a02c146db20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.898068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062163/publication.md
observed a13a82e25953bc7a6af6a1636e84e951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:24.879122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062163/publication.txt
observed 71ae2fb7ce3e0972df3759fc053dcdf6...
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.