OpenTechnical

OT-2026-000023589

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000023589) never changes.

Identity and time

Publication numberOT-2026-000023589 · never reused
Internal UUID01a0ae70-726a-748d-bdd7-ddecc3b5629b · 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-2026-000023589
StatusPUBLIC

Content hashes

Canonical text3194c3924f00998cd8b053842ebc3d702e4c7c935794797cac1391038dd5253c
Markdown88d029010eeca20cbb352a65fa244a8e4af5740142706ec7173c29b43a62edea
PDF
Publication pageb3822f93b68b5983d8afd68a72de52955119d5774a9caa548f76d1f78101972e
Manifest8f02651a84b1997578a34865c6ac990c26e183032482c5119a91fd8a42948433

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
Signaturehb+7SSHyYlsb0pOA+BsclTYFIPkR51bboXA33FCH35hFWffeCaBrNKqw0X5CMVPT2SnlbpwLghQedWJ3DXQSCw==
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

2026-09-17T11:51:56.868752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023589
observed b3822f93b68b5983d8afd68a72de5295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:56.850925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023589/manifest.json
observed 8f02651a84b1997578a34865c6ac990c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:56.833521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023589/publication.md
observed 88d029010eeca20cbb352a65fa244a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:56.815782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023589/publication.txt
observed 3194c3924f00998cd8b053842ebc3d70...
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.