OpenTechnical

OT-2026-000085002

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, sustained 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-2026-000085002) never changes.

Identity and time

Publication numberOT-2026-000085002 · never reused
Internal UUID01a0ae99-43b7-7d81-a44a-d905eaa7ff4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085002
StatusPUBLIC

Content hashes

Canonical text9229a207c40f3a72744ed4d62963242e1070dcb82d58318a457649328070af24
Markdowndcc527fb1e620b85a303f5ebb97d84ad2c87afa367aadb8e0063e090f6baebd7
PDF
Publication page55450b195a0e9bdecd7add9741baf2c4982f82d1d053d7377f8fc4cbe9a323a4
Manifest8c4718f86396ffce95e73c48161356b97fae3017dfb70e1aa15452067aac5fce

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
SignatureaDbH9LnQmmD987aHrbctcB/THao6CoxV5qHLlYAGBb7Q7aIWzFmjLB4uPzjF3g56y42qR/9hipJNfKf2iNtmDw==
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

2026-09-17T09:55:00.392624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085002
observed 55450b195a0e9bdecd7add9741baf2c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:00.376055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085002/manifest.json
observed 8c4718f86396ffce95e73c48161356b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:00.357413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085002/publication.md
observed dcc527fb1e620b85a303f5ebb97d84ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:00.339309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085002/publication.txt
observed 9229a207c40f3a72744ed4d62963242e...
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.