OpenTechnical

OT-2026-000070512

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000070512) never changes.

Identity and time

Publication numberOT-2026-000070512 · never reused
Internal UUID01a0ae91-5460-7142-9ba7-4f3a0029aa62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070512
StatusPUBLIC

Content hashes

Canonical text61a06a632b6647abd7d592f70f5784946e21f2c04618af8bc2a1b6b0516b2820
Markdown510bd06ddd53332622d675f0fe2f4a466e02fbf83437c77b933c586f224a84a9
PDF
Publication pagefba2935a90f43781565234dd4c6375a81ad774fd51ebdafb371402a46f4703bf
Manifest887e0090d6d8dd06146b9ed6c7cc132da41242433b27dc6a0b77e58984c92d63

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
SignatureSenzGKEg5rfSezvVC/8625C73tRf9ICC0g/Izai4KLE467mSH+iT91rLOnFHhN+3bWlC5TPJTt18IhUcMDE/Aw==
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

2026-09-17T10:26:21.257732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070512
observed fba2935a90f43781565234dd4c6375a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.239087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070512/manifest.json
observed 887e0090d6d8dd06146b9ed6c7cc132d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.218579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070512/publication.md
observed 510bd06ddd53332622d675f0fe2f4a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:21.199721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070512/publication.txt
observed 61a06a632b6647abd7d592f70f578494...
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.