OpenTechnical

OT-2026-000008443

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000008443) never changes.

Identity and time

Publication numberOT-2026-000008443 · never reused
Internal UUID01a0ae6a-e46a-7ea4-87d5-bc81b5a1715a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008443
StatusPUBLIC

Content hashes

Canonical text373233ea8d5893e71bf89607665dfe0d7dad6a4e07fed31c37100a3f6cb57e61
Markdownffc685a86190a2700236378ccfe88ff40ed18f31970171bf05db17a608a46b3b
PDF
Publication page6cd3458267fa4f301dce7e2ad4d0b7e59b124f077b5174ebeb18ad7d13a0d151
Manifestbe7278afe4fdf54b310afba28d73a786e91f375d5a78dca55b81d7ea4d9695c8

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
Signaturep0QeCksr0+tTTk6wg1kPEGf2xOSdQ/cNOSfqWRx5qEz5Z6RiXLFfvbpLTOhm75HMg6pop5W+XFth2TrWNdQvCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:19.428578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008443
observed 6cd3458267fa4f301dce7e2ad4d0b7e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.410806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008443/manifest.json
observed be7278afe4fdf54b310afba28d73a786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.392776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008443/publication.md
observed ffc685a86190a2700236378ccfe88ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:19.373224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008443/publication.txt
observed 373233ea8d5893e71bf89607665dfe0d...
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.