OpenTechnical

OT-2026-000067930

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000067930) never changes.

Identity and time

Publication numberOT-2026-000067930 · never reused
Internal UUID01a0ae8f-c4fd-73f4-a1e9-dedeac4b34d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067930
StatusPUBLIC

Content hashes

Canonical text3c1dccb7775178b0aa1c1631772a51c737a2e891e20d23892d736734932a9d5a
Markdownb7b7175ba1cdb63e86ec2fc23225d61c425ad4e76d1b9748d6907b6aee9ee67a
PDF
Publication page7fe1d32433fa53768a29931ef92f361c90c411781454c0184f763e829b526571
Manifeste33cb08a4f9f3d987d4afb9eec1d448d2e9a67a1a7f945e43ca6fbed44c1c7b8

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
Signatureklijs/3svZO5K+x0V1DCWYSLMpM3OVXrUovjEDutdkvcHUcXNVINd3w+3kZMPQizAVJCGfmDgUr+VptLpf1JBw==
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

2026-09-17T10:30:20.515660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067930
observed 7fe1d32433fa53768a29931ef92f361c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.491123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067930/manifest.json
observed e33cb08a4f9f3d987d4afb9eec1d448d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.471930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067930/publication.md
observed b7b7175ba1cdb63e86ec2fc23225d61c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.451947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067930/publication.txt
observed 3c1dccb7775178b0aa1c1631772a51c7...
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.