OpenTechnical

OT-2026-000098222

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three 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-2026-000098222) never changes.

Identity and time

Publication numberOT-2026-000098222 · never reused
Internal UUID01a0aea1-e964-79f9-bed7-0c76a2b80865 · 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-2026-000098222
StatusPUBLIC

Content hashes

Canonical text61e15195919e2702d0e92599e405fd3572fbcf6012d925fb69438ab1a84701c2
Markdowna70dad61e7cf44346e2d12d0ad1440a00f9e751a7c9a869bcbf6d657184607c3
PDF
Publication page1470860aa309bdc1d35018048572766c2bd7ad8784c7bbf5088b29efc31d8f28
Manifest2985e1e26881ba87b049286cf58fc039dbfcaa81131b6adce7f2f05b0e97c25b

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
Signature0koLmOXIJ9bgYLC1Y7l9F0pgTJgYe/fLMpNScBl3CHJsKOCqtL/KLDqiw4elCFoeaZBCTfCkdQJZ80HQwqWcDw==
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

2026-09-17T09:31:23.999327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098222
observed 1470860aa309bdc1d35018048572766c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:23.979144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098222/manifest.json
observed 2985e1e26881ba87b049286cf58fc039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:23.953422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098222/publication.md
observed a70dad61e7cf44346e2d12d0ad1440a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:23.262050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098222/publication.txt
observed 61e15195919e2702d0e92599e405fd35...
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.