OpenTechnical

OT-2026-000008829

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000008829) never changes.

Identity and time

Publication numberOT-2026-000008829 · never reused
Internal UUID01a0ae6b-31b7-7049-a5ac-b01723f1056c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008829
StatusPUBLIC

Content hashes

Canonical text772538144183c5639bb639ac60325fa48b8233a720b6bbf61c10feca896ad90e
Markdown28dcb2d974e2865e837d0d970a33f0c1be38a0068b8a2fa0f6556db317f65f23
PDF
Publication page0a64b52d9c81be416c99597f5d1702321dd431e5f5308e99cb31a32fc4ce55bd
Manifest92815df07a57ba71212a49bfb1b7a5fc45c9992f43a6c5f1cb20804e3534ee40

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
SignaturemXp5PDTT4y5MBy0NAlC0wB5sg9OkMTahUuITbPEGjgfg0b8/NgR0Ny0GNmljN3EAYh90R3vgtlSwmEUZJUniBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:23.588901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008829
observed 0a64b52d9c81be416c99597f5d170232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.568524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008829/manifest.json
observed 92815df07a57ba71212a49bfb1b7a5fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.549177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008829/publication.md
observed 28dcb2d974e2865e837d0d970a33f0c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.529552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008829/publication.txt
observed 772538144183c5639bb639ac60325fa4...
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.