OpenTechnical

OT-2026-000057064

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000057064) never changes.

Identity and time

Publication numberOT-2026-000057064 · never reused
Internal UUID01a0ae87-d5b7-770b-a190-7e07661cfc51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057064
StatusPUBLIC

Content hashes

Canonical text8b465c8bc04dc8520255df2a4cd38d35aa673ca0e1a6b35dcbf7286c1ad58176
Markdowna627ad1717cb134a5796867808cb698ba6c88da5793209d2ca55f3d769ca8fdf
PDF
Publication pageb76f7782fcd252a8d862636498542f32c431a051901f1ac37d8ea69a34b6c08d
Manifest6d911037779c8286a18466b92f4f12bdb7ab9d1304f37e6b0f399de3dc5d8ce6

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
SignatureA2Ry4qlBa/Z/44nWwpXXasRsHBWkpTJs3tU8TLfqvAf/lnr2JFA1oP8nOvzG/kqBwjavqQ9HE1nlczCMrZeLDA==
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

2026-09-17T10:48:33.273010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057064
observed b76f7782fcd252a8d862636498542f32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:33.255498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057064/manifest.json
observed 6d911037779c8286a18466b92f4f12bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:33.237539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057064/publication.md
observed a627ad1717cb134a5796867808cb698b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:33.219534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057064/publication.txt
observed 8b465c8bc04dc8520255df2a4cd38d35...
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.