OpenTechnical

OT-2026-000023573

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000023573) never changes.

Identity and time

Publication numberOT-2026-000023573 · never reused
Internal UUID01a0ae70-7269-750b-9505-00274ec084b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023573
StatusPUBLIC

Content hashes

Canonical text7bef98bf5f8604855ca055aa8e57577e8461494fcd064211c03ec5e3a47f731d
Markdown4edfa9811005603922e8c64b471519896c038ad4f1f8cdf0b577ba59caf4ea0d
PDF
Publication page95e2640b4e08f24fbd7e627b537ff0e46de5aab642517af9f0eb21552a112876
Manifest5d476af23379df5ef86a1e3f12e3e6efa4d0e139140cdeba36ecb3d813d4437a

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
SignatureR4kt0wyzVzeZvWni/LwErrAFzgqTACGq9QPXY/IhMxE2cbfGZD2fajEiSL3SIjZVGqNgQ0SDswGDCmDsTA0NAA==
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

2026-09-17T11:51:55.590310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023573
observed 95e2640b4e08f24fbd7e627b537ff0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.570756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023573/manifest.json
observed 5d476af23379df5ef86a1e3f12e3e6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.550776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023573/publication.md
observed 4edfa9811005603922e8c64b47151989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.530256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023573/publication.txt
observed 7bef98bf5f8604855ca055aa8e57577e...
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.