OpenTechnical

OT-2026-000011716

Publication integrity record

Foam pad vacuum gripper, pump 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-2026-000011716) never changes.

Identity and time

Publication numberOT-2026-000011716 · never reused
Internal UUID01a0ae6d-1940-729f-becc-bf50c6af1522 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011716
StatusPUBLIC

Content hashes

Canonical text972147a724d6f6e62de5936a1c596efddbfa0a55de87350bf6a667cdc65dca83
Markdown687b8e91e9b68cb5718c90b05a949ef0524372abfbfb2617cff1a953ad434f36
PDF
Publication pagea44a777e4b1e3b788f9126781bb12c77b73ea6372454df4fe51548150ac4d2dc
Manifest2be30079b4a9fbbc6cbff61837009d6eadd4c510724f80c4a63d74a22c55cdde

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
SignatureAhsFsqh7A3j4IbEKUhA2482jAAzz0Fy5Yf8tr7KXoVzORRWFCPzZe8+9/ehRhd0VtpjDPk71SLxBLMkONKlKDg==
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

2026-09-17T12:12:19.708582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011716
observed a44a777e4b1e3b788f9126781bb12c77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:19.686372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011716/manifest.json
observed 2be30079b4a9fbbc6cbff61837009d6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:19.666611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011716/publication.md
observed 687b8e91e9b68cb5718c90b05a949ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:19.646852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011716/publication.txt
observed 972147a724d6f6e62de5936a1c596efd...
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.