OpenTechnical

OT-2026-000101755

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000101755) never changes.

Identity and time

Publication numberOT-2026-000101755 · never reused
Internal UUID01a0aea4-0e17-770a-ab94-a59da4e9879e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101755
StatusPUBLIC

Content hashes

Canonical text8138be6d41fe38e05e10b766d47b9121af11e0e4c0da1e7748d523d94c3e871f
Markdowne752881147bd1e57a6fdc55b371cf34249dfe06327e0a9413ecffd0cb96ccd3a
PDF
Publication page0f4117c114f34017e75782092ec2b08ba4f12bdcc023ead884a5bb493f7cd77b
Manifest9bb32ef35b4a9c5471f78e9d1bbd5be81aaa9ef9892ba00aba024747d34ed882

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
SignaturewZPJsb7IPo9f90pk3uJAfq4dxdxu9oVN1LUSCWZ6foBURKLyTw8SLqwG9c0jn5zQvegaXbinGThBvmllXF7XDg==
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

2026-09-17T09:26:14.916518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101755
observed 0f4117c114f34017e75782092ec2b08b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.897627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101755/manifest.json
observed 9bb32ef35b4a9c5471f78e9d1bbd5be8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.878681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101755/publication.md
observed e752881147bd1e57a6fdc55b371cf342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.860402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101755/publication.txt
observed 8138be6d41fe38e05e10b766d47b9121...
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.