OpenTechnical

OT-2026-000023277

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000023277) never changes.

Identity and time

Publication numberOT-2026-000023277 · never reused
Internal UUID01a0ae70-7267-738c-99f7-cd29c6ddc4c0 · 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-2026-000023277
StatusPUBLIC

Content hashes

Canonical text5e22d556ed96b8be8d299b0911c7fc4e9ca9874637eac0dd30f80f42f5386632
Markdownd53ad6dfea44c3c8ada5f8c4fe2e8b1a86358d57042494ecd6085fe0202ca396
PDF
Publication page3967acb326f4c48eeb3c646a3e488cfc8945e341d9fb727a6cd7210818f71702
Manifest00e280659c851ff95bfe5e41dbfb23cc4d240e3996b1160ef4218d7c87364376

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/iZYIeJjh8fe8itbAanltprZN3JQr64IWmSme9zuFsISQRyiczjY5t5p9U2CBBIgPFEoYTKuPyPWvB4uQfphAw==
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

2026-09-17T11:51:21.124676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023277
observed 3967acb326f4c48eeb3c646a3e488cfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.109494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023277/manifest.json
observed 00e280659c851ff95bfe5e41dbfb23cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.093129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023277/publication.md
observed d53ad6dfea44c3c8ada5f8c4fe2e8b1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:21.076579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023277/publication.txt
observed 5e22d556ed96b8be8d299b0911c7fc4e...
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.