OpenTechnical

OT-2026-000098645

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000098645) never changes.

Identity and time

Publication numberOT-2026-000098645 · never reused
Internal UUID01a0aea2-42ad-732c-be73-0ea200369cbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098645
StatusPUBLIC

Content hashes

Canonical textc73d3466b5521f3c7bc8bb8c7b95f07a008cab8d436a5ff1c842bc3761bd4848
Markdownd29efc54565d4d7531bc948175dde353c13de1251faa86cdc3b61fd8bd61ce49
PDF
Publication pagefe122718640a51dca1b91648a8660a9134eccc0c34219b3207682fca6e0c149f
Manifest6a9dc219521d2f8fbb94024d8f9abd98fd2693430b1455e7d3bbc9c336b41553

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
Signaturehrq6zjKr5mxyBGk/nV8k8ZyDZ+2tHOQqA4bL2TH5w5DQzL+KzsPsKmn4tqTHjK8PV+wri+PqFDtZfFhNyD3OCQ==
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

2026-09-17T09:30:56.333952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098645
observed fe122718640a51dca1b91648a8660a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.315563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098645/manifest.json
observed 6a9dc219521d2f8fbb94024d8f9abd98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.298939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098645/publication.md
observed d29efc54565d4d7531bc948175dde353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.281992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098645/publication.txt
observed c73d3466b5521f3c7bc8bb8c7b95f07a...
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.