OpenTechnical

OT-2026-000039089

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039089) never changes.

Identity and time

Publication numberOT-2026-000039089 · never reused
Internal UUID01a0ae78-9672-7d29-a2eb-81a2c958bb1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039089
StatusPUBLIC

Content hashes

Canonical textfd5ab9296222000fc51669fd9d9274b3c19277dd17017baa697d7443a46a6d8b
Markdown0de9f27545da520b154462539bd4923351e2449229116e2f28112ef274942e42
PDF
Publication pagedaf843434b6e53e403174781043df279e00d016e7e4ee74fb066094799574271
Manifest2a11c42c85fd5fa827ebaebfa1eff16283d9f9455c09e399c9775268281ee945

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
Signature/iz3tKpAWBAKtfkxoW9sEzHrzCfatlUU1ZHHr8s1v+FgzChxi4zVq+fZSgBM3bunC3X45O1OWk59VJznnVHyAA==
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

2026-09-17T11:20:34.340966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039089
observed daf843434b6e53e403174781043df279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.320090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039089/manifest.json
observed 2a11c42c85fd5fa827ebaebfa1eff162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.301143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039089/publication.md
observed 0de9f27545da520b154462539bd49233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.279856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039089/publication.txt
observed fd5ab9296222000fc51669fd9d9274b3...
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.