OpenTechnical

OT-2026-000075796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented before 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-2026-000075796) never changes.

Identity and time

Publication numberOT-2026-000075796 · never reused
Internal UUID01a0ae94-29fe-7f6c-830f-b7d25c5aa06c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075796
StatusPUBLIC

Content hashes

Canonical textd89d8dc3d5704642ada2423d24f50d46a109b5ea2e7351692b7f8b01f1be3979
Markdown7ce1cabd203ccc5bbe29c08842f05d946341bec3b0ad7854a1905a0864cd2862
PDF
Publication pagebfaa17b51205a0b97998247fb13ab68bcb5368107ad84f68682bc8598daf567d
Manifest97beb5a63a92a76a3faad009c7b0e760a428cda5750eb853bce391ef1406f43b

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
Signature7+hprsJj6acdcQtVVzvsqiMirHTqTf2HJCVsFkEIkWJDtr/PCUX92OxaRnQtBaYZNrLeCIdjKVUKF4HuV7kQBg==
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

2026-09-17T10:14:16.806379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075796
observed bfaa17b51205a0b97998247fb13ab68b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:16.788894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075796/manifest.json
observed 97beb5a63a92a76a3faad009c7b0e760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:16.770226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075796/publication.md
observed 7ce1cabd203ccc5bbe29c08842f05d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:16.752328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075796/publication.txt
observed d89d8dc3d5704642ada2423d24f50d46...
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.