OpenTechnical

OT-2026-000064850

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000064850) never changes.

Identity and time

Publication numberOT-2026-000064850 · never reused
Internal UUID01a0ae8d-debc-71c3-b8d4-cb639d3020b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064850
StatusPUBLIC

Content hashes

Canonical textd8d3d4e26d4d23003c67ab232e3e5a78223a49fd74a4248a36205da32552c5ed
Markdowncc46f880a33a6afed4b9d4ba41201249af46df35439d1b6e1afef22599b60b8a
PDF
Publication pagefb7072526056e087f12c2a5660a7522ee8d03023201df0645819775773431a7b
Manifest907a2ef45c0e86c5e1c2101f5b899b3315b4c0e100d250ffb50efccfb8b857d7

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
SignatureDtnNJNiZZKjP7H0iYHR0OguBuO83hUClRWYI6j5EP6X5IveFuKgPr3swmFXCV0RarcdVxjFUZgPCxCNWcI6VBg==
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

2026-09-17T10:35:45.857924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064850
observed fb7072526056e087f12c2a5660a7522e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.839481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064850/manifest.json
observed 907a2ef45c0e86c5e1c2101f5b899b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.820381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064850/publication.md
observed cc46f880a33a6afed4b9d4ba41201249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.802012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064850/publication.txt
observed d8d3d4e26d4d23003c67ab232e3e5a78...
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.