OpenTechnical

OT-2026-000087151

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, sustained 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-2026-000087151) never changes.

Identity and time

Publication numberOT-2026-000087151 · never reused
Internal UUID01a0ae9a-9f2e-77da-a799-0e9128526a6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087151
StatusPUBLIC

Content hashes

Canonical text02e87f8c55f46fad78049198b86a838b43a38cd54087324c4fef81e0583fa4d0
Markdown978222097b1728fa4a7057991f5c93ddc1338e88bc9b59f2ee0e093018170cff
PDF
Publication page00402fb8d4920858d732f0436f1048bc2160b1cb6c974ba6bca97a022d12c272
Manifestc1c2858ffb9520c472883ed38776b5285c8b6fd2138eb74e8e8ee967c181dcf8

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
SignaturezPmyQShXijbHsp8MrG12mO/TDFt76uPerTVfJndvlGKwKULNxxI2G1b/owVMYOUCsyjnrFVEJjmYTNFbK82SCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:25.002177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087151
observed 00402fb8d4920858d732f0436f1048bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:24.986256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087151/manifest.json
observed c1c2858ffb9520c472883ed38776b528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:24.970210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087151/publication.md
observed 978222097b1728fa4a7057991f5c93dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:24.953719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087151/publication.txt
observed 02e87f8c55f46fad78049198b86a838b...
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.