OpenTechnical

OT-2026-000058430

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented before set-down

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-2026-000058430) never changes.

Identity and time

Publication numberOT-2026-000058430 · never reused
Internal UUID01a0ae88-f39a-7c34-887c-de63e413e69f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058430
StatusPUBLIC

Content hashes

Canonical text376bdcf8bb7a650636059a5e270271617e8357a1e8b1493043c04aa087d1cb24
Markdownda73ab3fda47da7d8c6ccd72c288e004e6b5122e98b9763d15b97c98d0112c28
PDF
Publication page3bdc46890738999d9c699113bb876e884524df57e49ee6c4643508f28c2be7bf
Manifeste1be9c7e8ca619660d9afb06cd55fb235ff3c147efa8774b4e01a94c2b98a178

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
SignaturezPrcTUKQwWq6ayqQMRXGM4oMmzt1ua2umRHi4mt2bdNEmp5SAUPPeW2bU8dIINnQCxwVk4Jc9twmILMADdBCAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:52.136080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058430
observed 3bdc46890738999d9c699113bb876e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.117106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058430/manifest.json
observed e1be9c7e8ca619660d9afb06cd55fb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.099284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058430/publication.md
observed da73ab3fda47da7d8c6ccd72c288e004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.080288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058430/publication.txt
observed 376bdcf8bb7a650636059a5e27027161...
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.