OpenTechnical

OT-2026-000058944

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000058944) never changes.

Identity and time

Publication numberOT-2026-000058944 · never reused
Internal UUID01a0ae89-479f-7587-8f74-0b0487a9f640 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058944
StatusPUBLIC

Content hashes

Canonical textbb320a4978ce674caba3f9923966ed02e420ee9e33b4817d6183bf21131e0897
Markdown6257a22ec0db5e7730cd4685dda7188d697d2866e8598aef79bbb94cdc7df825
PDF
Publication page310233ded88cd698aa8222ba277b80719a864cc92781bb53678522be96b2bcf8
Manifest739520d1dd00bfc1c38ac8c28d1c1b97a87d59cf7883eb158ffc8405664b2410

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
SignatureiQogUctDaGn6ED5ut5rnBO0239X61xJ3sDmRdVimJzztl/6ENeQj0/IEs0y+A41tC2/qoRxH0AGFME+CNv0gAg==
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

2026-09-17T10:46:31.150376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058944
observed 310233ded88cd698aa8222ba277b8071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.132542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058944/manifest.json
observed 739520d1dd00bfc1c38ac8c28d1c1b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.114140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058944/publication.md
observed 6257a22ec0db5e7730cd4685dda7188d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:31.097279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058944/publication.txt
observed bb320a4978ce674caba3f9923966ed02...
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.