OpenTechnical

OT-2026-000052666

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000052666) never changes.

Identity and time

Publication numberOT-2026-000052666 · never reused
Internal UUID01a0ae84-573c-7a8f-b437-e291eb9c66b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052666
StatusPUBLIC

Content hashes

Canonical text8506cafdec23738e40d27e09404b0adae7cf172f79ada2fa302ffc33381bf63a
Markdown537912ba2fe98d325010f393a3331969c6bbad368e7c2243cf65f7b591237c96
PDF
Publication pagee85028d27fd9d0bbc9d996749c0ff6a7661d1de657b69470c2d40dd92e7a0c00
Manifestc25b974c25a50b19ee4aca7104af5985fe9f7e0f0e5c1548a6d0ca70ac616082

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
SignatureB7NKGlv0nbdPkcYW+Sx7+w70NTDSPicr36Y6S6W05w4z7M94nvxEG5sKlltryUoVylwTnl/wZOCvwsUSvuHdAA==
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

2026-09-17T10:57:21.423983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052666
observed e85028d27fd9d0bbc9d996749c0ff6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:21.403631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052666/manifest.json
observed c25b974c25a50b19ee4aca7104af5985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:21.383004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052666/publication.md
observed 537912ba2fe98d325010f393a3331969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:21.363275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052666/publication.txt
observed 8506cafdec23738e40d27e09404b0ada...
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.