OpenTechnical

OT-2026-000018807

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two 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-2026-000018807) never changes.

Identity and time

Publication numberOT-2026-000018807 · never reused
Internal UUID01a0ae6e-d521-7b1a-9ea1-81e527ca3bf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018807
StatusPUBLIC

Content hashes

Canonical text5e7cf82bc74f551ae4127bc3990bfe33639529fd3afae7297cc57605b12c2cb5
Markdown1370424505b563d4f612a6b80b61f3e2ef1bb13343b131146efb2c7a6e157ada
PDF
Publication page03ded02e0795c34c88fcf8ea2bb1e04048bd6807c96fbeabe762d23d3ce58f3a
Manifestc1574fa1708bd7ca8f2cbca5b40e74440445cb27e7e8e2374f06642ff1ce8680

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
SignaturejBFgJX0vN4Fm1aObPLUdZUOiH8d6yZ5wjt2rl2MEzpmAtQDZzxVK5Wq5VMU99Q3898EmFdajpu/v+P7Qzr+RCQ==
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

2026-09-17T11:59:26.187776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018807
observed 03ded02e0795c34c88fcf8ea2bb1e040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:26.169136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018807/manifest.json
observed c1574fa1708bd7ca8f2cbca5b40e7444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:26.149752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018807/publication.md
observed 1370424505b563d4f612a6b80b61f3e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:26.130831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018807/publication.txt
observed 5e7cf82bc74f551ae4127bc3990bfe33...
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.