OpenTechnical

OT-2026-000032371

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000032371) never changes.

Identity and time

Publication numberOT-2026-000032371 · never reused
Internal UUID01a0ae75-106e-70ff-9dba-21af59744766 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032371
StatusPUBLIC

Content hashes

Canonical text742e09e885d69f54da2f1763da5e06be68f04b9e38574adca909def66b6e90d3
Markdowncb0cfa2acd8912ec4d085f57de8a5b97e38d484517f4e8e88fe118a235c75d0d
PDF
Publication page34771f7b37c13be96da882046750926abf1ff1095e05c1583797b986a786c85e
Manifest0f6b8938e44c166c37994d43eaacbafd8ca65af96d6af1fbf0a8341ffd7bcb5f

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
Signaturexp/SGw1hHjWf5Hw0ix+ZPcW6KvHeB1OKyXpbnFrqYd2Hk2Iyt2ff9XgjOq8Mm2XTKV42pJYP1t0cYccoArPpAg==
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

2026-09-17T11:33:46.490449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032371
observed 34771f7b37c13be96da882046750926a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.469671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032371/manifest.json
observed 0f6b8938e44c166c37994d43eaacbafd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.450370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032371/publication.md
observed cb0cfa2acd8912ec4d085f57de8a5b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.433551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032371/publication.txt
observed 742e09e885d69f54da2f1763da5e06be...
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.