OpenTechnical

OT-2026-000052745

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000052745) never changes.

Identity and time

Publication numberOT-2026-000052745 · never reused
Internal UUID01a0ae84-a42d-76a9-b662-5b3c6a57cbda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052745
StatusPUBLIC

Content hashes

Canonical text81317721967f2488b604c5094d2556a113609e91f14a51a3c2ea31cd20de3132
Markdown5db9e530e30b73861f2063454c4d670211b3ab0fe186018b219f1dc98bd9562e
PDF
Publication page3f1659211b82d944fbbbd494d93dcb6063fbdc672ebb94936b57a6018bd3f1b4
Manifesta4e7bcf22acb32199c37793785921aeaf54f7bc678d9d40fd59b0a8445a47063

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
Signature01MvuxCB9ELc2+x7sVqCd/99cANweRBe08Qmhs4g1wItD183lIwgsfab8BRfXBLQB6mAT4ebwHVM8Of6W+meCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:44.663090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052745
observed 3f1659211b82d944fbbbd494d93dcb60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.644971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052745/manifest.json
observed a4e7bcf22acb32199c37793785921aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.625456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052745/publication.md
observed 5db9e530e30b73861f2063454c4d6702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:44.604996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052745/publication.txt
observed 81317721967f2488b604c5094d2556a1...
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.