OpenTechnical

OT-2026-000098956

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000098956) never changes.

Identity and time

Publication numberOT-2026-000098956 · never reused
Internal UUID01a0aea2-8286-7a3a-aa74-8e8edf3fa3c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098956
StatusPUBLIC

Content hashes

Canonical text20e4e74ac7ae224155750c293e8cfedbddcc91eebf195d95b1ea280b065414f6
Markdowne0db950d93653a61af3379adaa2d5be66ef572fc3763ec23dddaf167bd51f8bd
PDF
Publication page0cdf29b1086f8fbee7554b815a17daf32501ac35c58caaa01ea99ef2d3e8db15
Manifestb267c196fabc2152f4646105df1f080bad0c47001829638588d22d289805bab0

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
Signaturef9JdqKeAWGBTyrbUK3+WFNfB+xZx54m5HDMoYDHqEVT3aiG1aPXGyuuzalrU+4gfvgFjz8j+jxeKUR+qLpXhAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:01.665913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098956
observed 0cdf29b1086f8fbee7554b815a17daf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.648846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098956/manifest.json
observed b267c196fabc2152f4646105df1f080b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.631307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098956/publication.md
observed e0db950d93653a61af3379adaa2d5be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.615043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098956/publication.txt
observed 20e4e74ac7ae224155750c293e8cfedb...
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.