OpenTechnical

OT-2026-000102799

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three 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-2026-000102799) never changes.

Identity and time

Publication numberOT-2026-000102799 · never reused
Internal UUID01a0aea4-858c-76b3-afff-9eb53292d303 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102799
StatusPUBLIC

Content hashes

Canonical text603456e80c0cba48aaee44a68c1cc1459d2b28ed3cb7773359114d4f8ff986c6
Markdowne71d6be65bfc1e93bc9f5b934f840a2d0782c3918146378dfdeca59e9c4b4d0c
PDF
Publication page1390d7781443796078a2751bc4c0ab2c2ce8f592eb538a1d1395e36854a9d26b
Manifestff28718774d5df34ec26706fbda663b732a9997d630fa01c0bf3d893d41f21f9

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
SignatureA/55aCR1eAs5rIZxOYpggVB2Ioi/y4hzxASepxwrFsaTY2T2gZrcCYUn39nGn4B0UOvoIPiOpHvIIOced/Y2Bg==
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

2026-09-17T09:24:19.711750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102799
observed 1390d7781443796078a2751bc4c0ab2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.694572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102799/manifest.json
observed ff28718774d5df34ec26706fbda663b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.675872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102799/publication.md
observed e71d6be65bfc1e93bc9f5b934f840a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:19.656839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102799/publication.txt
observed 603456e80c0cba48aaee44a68c1cc145...
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.