OpenTechnical

OT-2026-000072047

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000072047) never changes.

Identity and time

Publication numberOT-2026-000072047 · never reused
Internal UUID01a0ae92-47c1-7bbf-8fd5-f580171739b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072047
StatusPUBLIC

Content hashes

Canonical textdbbcd82fd9d0c02b5cf48bd2e4843ce2e0539d3d8ffc2333901e80b6ff5cd372
Markdownf06293c619b4c51e06b09da835e6fc8baa1c536f1edcd22b5771b56d855f9914
PDF
Publication pagebcf96c6d900a2a1fc5943014e49d755fa81872f1e3a776be93ca3c0c5e9fb24c
Manifest857608e0f594fddbc2a2c98861a71e2d5d6832e6737d805c139484f23e62cfc6

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
SignatureXcq+6Z8uiQp4IUyuSn+EQEu3V6SfonxPsVRUPPJuSAqNLw9YRuxZSzauqRNyQ45xLWbUi0YVnOBCx5/ltgWUBA==
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

2026-09-17T10:23:06.934631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072047
observed bcf96c6d900a2a1fc5943014e49d755f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:06.917351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072047/manifest.json
observed 857608e0f594fddbc2a2c98861a71e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:06.899060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072047/publication.md
observed f06293c619b4c51e06b09da835e6fc8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:06.882201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072047/publication.txt
observed dbbcd82fd9d0c02b5cf48bd2e4843ce2...
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.