OpenTechnical

OT-2026-000022913

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained 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-2026-000022913) never changes.

Identity and time

Publication numberOT-2026-000022913 · never reused
Internal UUID01a0ae70-46eb-729d-95ff-1ad717bc9167 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022913
StatusPUBLIC

Content hashes

Canonical text381894795a28d81cfedc5eec3809482c97642f66432647467bf7a0e448aa6cd3
Markdowndca5b439bbe3114aa5ba69196ccb12a4888ac84df5db031f6c724b1c6c6b655f
PDF
Publication page0e7c0495191e02d3c0c42f4548d4bf350fbdff9c6e5e6d73cf0bbc90869f08dd
Manifest5d2a9884ea77326f67cbc0f562c362ad1f761d82e4c1ae77c09ea8228c323455

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
SignatureoWzMcOp4McSh2GJJoh1gTl4Z0TeqiNBhK0/9Eeh0v8VJnSES7kVFRMvCz0zMMsuBJlI3OduNZ1JlytepEYPkAA==
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

2026-09-17T11:52:29.308133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022913
observed 0e7c0495191e02d3c0c42f4548d4bf35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:29.290638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022913/manifest.json
observed 5d2a9884ea77326f67cbc0f562c362ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:29.273511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022913/publication.md
observed dca5b439bbe3114aa5ba69196ccb12a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:29.256867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022913/publication.txt
observed 381894795a28d81cfedc5eec3809482c...
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.