OpenTechnical

OT-2026-000007791

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000007791) never changes.

Identity and time

Publication numberOT-2026-000007791 · never reused
Internal UUID01a0ae62-843f-784c-98f9-c94f54cbd48c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007791
StatusPUBLIC

Content hashes

Canonical text7d92e33b269b9f9656e5b35955427235538e57b242bf5aa30baf653e9048fcbb
Markdown8cdb3992ab755ce3b161dfbccddabfadb350581a5fd66b120c8822dbeb229fb7
PDF
Publication page1053dde16ee4c7eb077ee261eab6ce5aaae4f339e642a99b88f77d27fbcce702
Manifest47e1881b652e8cc7df922f6248a556a563a9997fc85f5b86c9214598173b1145

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
SignaturesaLgBpy/jnI/WCywjYi8kF2qndesxPpzk3cLcEniAt4PcLkU/leVPC5HB5dYTGRD60mdyKb21IuI1RT3DiGIDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:11.885294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007791
observed 1053dde16ee4c7eb077ee261eab6ce5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.868233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007791/manifest.json
observed 47e1881b652e8cc7df922f6248a556a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.851220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007791/publication.md
observed 8cdb3992ab755ce3b161dfbccddabfad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:11.833789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007791/publication.txt
observed 7d92e33b269b9f9656e5b35955427235...
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.