OpenTechnical

OT-2026-000093189

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000093189) never changes.

Identity and time

Publication numberOT-2026-000093189 · never reused
Internal UUID01a0ae9e-0911-75d6-b49f-4d39dfae0871 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093189
StatusPUBLIC

Content hashes

Canonical textc982e81cd421614afdeb10100bc8b4dfb06980d4fa8e278f1b280be9161146e1
Markdown51ef71e2f34917f053e49e1ce5c5765aa43cd5fc79f38136970c225852c0f077
PDF
Publication page9f21e68a58a2ff0aee9073917831ab5cd9065f37308c79331c9537155e7b88da
Manifest1ab5968cb0545663df7d5fbb82d263e2c06c47a6e4db18c6d7a3b9e4d235daff

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
SignatureiPKWSfthYENwH2tPaeBRZv6hnwBrlqq67wSFTJcZ0vYjG5OMHKRovefQ+QeU3q1LmZpn1NIDjXNUfdqf58gfAA==
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

2026-09-17T09:40:29.626629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093189
observed 9f21e68a58a2ff0aee9073917831ab5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.609375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093189/manifest.json
observed 1ab5968cb0545663df7d5fbb82d263e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.593430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093189/publication.md
observed 51ef71e2f34917f053e49e1ce5c5765a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:29.577272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093189/publication.txt
observed c982e81cd421614afdeb10100bc8b4df...
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.