OpenTechnical

OT-2026-000011442

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, sustained blow-off after set-down

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-2026-000011442) never changes.

Identity and time

Publication numberOT-2026-000011442 · never reused
Internal UUID01a0ae6c-88fe-70c7-a223-eb2b5bf1a0d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011442
StatusPUBLIC

Content hashes

Canonical texte922b4089d0bbdf1494cfeebb6cf944137494127cc4a3d0da1e5fb61f8f28876
Markdownddc25c7f0b151f2e033795591ff9626b1a8bad0a21a46153f8c38c1d681ff03c
PDF
Publication page8dc64f2a5fd7b105472e3b31a489bee2d7c09370a7238260b1bb72dade754632
Manifestd70342bc46dbf08dda6e098f3811690d3f9a60c7cc8269d12c122bf675e22763

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
SignatureHx0q0rsleCQQM8SgaolI35QU5FtApM/Lg57KyZTNsUKlk7AqaMDkP+2YqybvdIuEZC9XJM+SlPR8Tw0hkY98Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:12.161051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011442
observed 8dc64f2a5fd7b105472e3b31a489bee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:12.140557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011442/manifest.json
observed d70342bc46dbf08dda6e098f3811690d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:12.119968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011442/publication.md
observed ddc25c7f0b151f2e033795591ff9626b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:12.099997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011442/publication.txt
observed e922b4089d0bbdf1494cfeebb6cf9441...
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.