OpenTechnical

OT-2026-000071324

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000071324) never changes.

Identity and time

Publication numberOT-2026-000071324 · never reused
Internal UUID01a0ae91-e0ec-789d-a3fd-437d58fab5bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071324
StatusPUBLIC

Content hashes

Canonical text2b84c4b644947b325dd09e86a15c6249905ea5e524e1fa5cb8112611f0051f05
Markdown3ff1e0e6bea16bce5da55ea706ee985efee0d1554ac2bb4922a0187da4f498e0
PDF
Publication page644008791cffb3ab6395df618cb199afa1211b9d6e975c3374c1b68edccbb3a5
Manifest6dc27c957b04a15e83916022ef5c18e5288dfef375a34c37119a7a91229ca36b

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
SignatureUXoezwYnGjfkiTyLSTW3DV7t4CGDHFP8BTQfLNzIc6IIgb5bBDPeUwT4pWcxc42E8saCiZGodQ8VHeQ7Hr5PBA==
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

2026-09-17T10:24:54.963315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071324
observed 644008791cffb3ab6395df618cb199af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.943493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071324/manifest.json
observed 6dc27c957b04a15e83916022ef5c18e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.925097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071324/publication.md
observed 3ff1e0e6bea16bce5da55ea706ee985e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:54.906522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071324/publication.txt
observed 2b84c4b644947b325dd09e86a15c6249...
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.