OpenTechnical

OT-2026-000063740

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000063740) never changes.

Identity and time

Publication numberOT-2026-000063740 · never reused
Internal UUID01a0ae8c-f946-75d6-ba1e-d1a2012987ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063740
StatusPUBLIC

Content hashes

Canonical textf51edcd64a1496a1fb85d99c645951c0c5220fe20578b6829b169d45c37bb580
Markdownaa7621f51c5cfb5e6210cb59c092d9a20a2620fef054092e82dd86de146c795d
PDF
Publication pagecb3382d431314cc8c17ed4a159dfd18515a78014e9cb843ea27d2c5f0735604f
Manifest69a7e896c9ee4a7121789f538e539a7f07b37818948bfa14570c125152b25aac

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
Signaturen8p2DV3PFUtG+9sAeylZkfWL/eeFsRW9XN+H3oI+PDB2LZWz+RxgyyqzTp7nj8ATBqwLUKQJPE28lsBCTEe7Dw==
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

2026-09-17T10:37:52.316919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063740
observed cb3382d431314cc8c17ed4a159dfd185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:52.292292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063740/manifest.json
observed 69a7e896c9ee4a7121789f538e539a7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:52.274676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063740/publication.md
observed aa7621f51c5cfb5e6210cb59c092d9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:52.251106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063740/publication.txt
observed f51edcd64a1496a1fb85d99c645951c0...
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.