OpenTechnical

OT-2026-000017863

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000017863) never changes.

Identity and time

Publication numberOT-2026-000017863 · never reused
Internal UUID01a0ae6e-96fb-71a7-93a2-b233448883c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017863
StatusPUBLIC

Content hashes

Canonical text19cc8fdf86c6249e8cfdd6f59fbf911803716d7081a5df00bb3bc2806270b295
Markdowne9ec7106d6ec95ebd590020a480b5234332a81a5af8c688a94c001f841d6749a
PDF
Publication page36e0094e7368aa6f414712caa099c9acdae2e6572b71e5ef250bdbaf44a3b61f
Manifestb873c2f4751f2e263d8be076c97b98fb6f69e769e390791cec5d9c14393ae0d8

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
SignatureJVsFohW+AKzMNDNwHLm59L7pTHrPyGxT8ci6zo658joRW6FYTT6mWVgciwMNZ8oUJx7NYm1jYQviHf4CzeCMDw==
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

2026-09-17T12:01:50.848076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017863
observed 36e0094e7368aa6f414712caa099c9ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.832010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017863/manifest.json
observed b873c2f4751f2e263d8be076c97b98fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.816851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017863/publication.md
observed e9ec7106d6ec95ebd590020a480b5234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.799925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017863/publication.txt
observed 19cc8fdf86c6249e8cfdd6f59fbf9118...
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.