OpenTechnical

OT-2026-000032958

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000032958) never changes.

Identity and time

Publication numberOT-2026-000032958 · never reused
Internal UUID01a0ae75-4843-7eaa-8e0b-7332941fdee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032958
StatusPUBLIC

Content hashes

Canonical text5900d7938f1db67bdb17ff45ebe20164665ee4b4fb02b3eab88fb179dbe479dc
Markdowne7c521f9a1e0800eb3e0aa7e7240b7962261096b4852b8c4796d59b81dc62976
PDF
Publication page0738c79e771a1be4a40f5edc9e109598b983f9b686bbf03b69bd2c05883cc2ef
Manifest99ce3aec554213a64022906aaea1a18c4379489a226405a6a140504ccf4d2b0b

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
SignatureKC9myRmqmcDtcm9UKCbvqDS2KAtxWRhu3MixPRI+sBs1xMuXJhZVFTroK4YNmqcfrMHDylWhGFFKp8mPviL7AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:33.837796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032958
observed 0738c79e771a1be4a40f5edc9e109598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.818550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032958/manifest.json
observed 99ce3aec554213a64022906aaea1a18c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.801018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032958/publication.md
observed e7c521f9a1e0800eb3e0aa7e7240b796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:33.783546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032958/publication.txt
observed 5900d7938f1db67bdb17ff45ebe20164...
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.