OpenTechnical

OT-2026-000058464

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000058464) never changes.

Identity and time

Publication numberOT-2026-000058464 · never reused
Internal UUID01a0ae88-f39b-7588-8fc8-b347572b3da5 · 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-2026-000058464
StatusPUBLIC

Content hashes

Canonical textb7c8d5131c39370679b1439cc9c609d87f1125af262112fffb534ed804c02f58
Markdown45fb570c3339f0dbb7937be68479cbf90c987d21d5ffead8a47f7615220baaff
PDF
Publication page9a1dd13d088d6353b11859d47a015854e5c92563ab607799a3e0bb74f288360e
Manifestae281b9198b070cd3521f03a0621e6bde48c9ebc823abae7146cedc803cb076a

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
Signature3SLsfnpZ7daJ7fl2ksHnntSO4NrHE2nnBYi5KZHWDTGU8SeZykndEnFCsFoCKaWBdAQ/9JOBOIPsDndV188gDQ==
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

2026-09-17T10:46:54.941607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058464
observed 9a1dd13d088d6353b11859d47a015854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.926286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058464/manifest.json
observed ae281b9198b070cd3521f03a0621e6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.909226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058464/publication.md
observed 45fb570c3339f0dbb7937be68479cbf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.893756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058464/publication.txt
observed b7c8d5131c39370679b1439cc9c609d8...
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.