OpenTechnical

OT-2026-000098514

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line 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-2026-000098514) never changes.

Identity and time

Publication numberOT-2026-000098514 · never reused
Internal UUID01a0aea1-e966-7eb1-8456-4ede3874e6c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098514
StatusPUBLIC

Content hashes

Canonical text8300ec0dcafed5d14e2f8ccb17c55ad0cf2c7b1de7102fd7b96f6aec5a43b144
Markdown1dd9e31390dbb27436de31052f52b745a09e9ecadce14345cfabd4918d0d2523
PDF
Publication pagef2c2c1077ddca13017ba337acd46dd4a3d41c8893faefe7e316410e53068f254
Manifest277b930dcf3b2355b0829b992540626f35a28fd4e1076b773fd2bfb356b1845a

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
SignaturetGFL6ZT4Tf7K6XqrLoIfIDyD/FvfKvJOhlgRJINRWFAg1I9njIBHzgCEOugsAt/BEwPBhnls3nsisPAUQgZpCQ==
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

2026-09-17T09:32:23.307660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098514
observed f2c2c1077ddca13017ba337acd46dd4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.289419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098514/manifest.json
observed 277b930dcf3b2355b0829b992540626f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.272334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098514/publication.md
observed 1dd9e31390dbb27436de31052f52b745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.254203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098514/publication.txt
observed 8300ec0dcafed5d14e2f8ccb17c55ad0...
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.