OpenTechnical

OT-2026-000043916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000043916) never changes.

Identity and time

Publication numberOT-2026-000043916 · never reused
Internal UUID01a0ae7b-d678-7b77-98d4-6203d70acc36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043916
StatusPUBLIC

Content hashes

Canonical text24673b9ee02858e1480576c20673ed56431e485ccae32c53c893697b377aa5bf
Markdownc9ad5520596a7052092d7961fff35e4a0bcff6d19492ff820ff6e630003ce766
PDF
Publication paged178fb5c2c903eca812934a2e1e81cb434479f6af33c9d5b3ec847245957bf5c
Manifestc5d61a8a161e04687f416f571746a1a7c5f04bb9b5379fdb5fb39c4c50ae5ae7

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
Signature3HspUq7DYB1u8Guypf1tND5nnKOdoXMeBeEDYCvAlI/hy527C/EpjTtMJoSs6Yrm9sKmqWobbxgRJLjmX4+7Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:15.580561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043916
observed d178fb5c2c903eca812934a2e1e81cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:15.562130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043916/manifest.json
observed c5d61a8a161e04687f416f571746a1a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:15.542932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043916/publication.md
observed c9ad5520596a7052092d7961fff35e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:15.524828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043916/publication.txt
observed 24673b9ee02858e1480576c20673ed56...
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.