OpenTechnical

OT-2026-000004484

Publication integrity record

Vacuum cup gripper, four outlet manifold, ejector fed, contact triggered, 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-2026-000004484) never changes.

Identity and time

Publication numberOT-2026-000004484 · never reused
Internal UUID01a0a919-8f04-7222-bbb7-d930d7dcf581 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:23:39.654824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004484
StatusPUBLIC

Content hashes

Canonical textd594810f9e8ebc5c5f94286a2572316205a377937ace88332d56f5960aadac4e
Markdown8844a30c4fad79466c304bd6d60b27c4e95f0e8ab840dc53886634646392fceb
PDF
Publication pagec725aa9d6e40064e21daa7cc3f74286ef250befb4152666e4ce5f8134422124c
Manifestf4e97c3cf4d75c456cd72da271d3f3263e0578ea5fa2dc033d65e68bcf71c4ab

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
Signature6zgGWa2zybNyX2Zrg+8TK3U9OBf8FMMDfzTfBiKkqMmxG77M935BnGWNetZ6lVdWnrknaLAHbQzv2tnGulS8DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:30:22.621211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004484
observed c725aa9d6e40064e21daa7cc3f74286e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:22.498302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004484/manifest.json
observed f4e97c3cf4d75c456cd72da271d3f326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:22.483350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004484/publication.md
observed 8844a30c4fad79466c304bd6d60b27c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:22.468835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004484/publication.txt
observed d594810f9e8ebc5c5f94286a25723162...
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.