OpenTechnical

OT-2026-000048470

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000048470) never changes.

Identity and time

Publication numberOT-2026-000048470 · never reused
Internal UUID01a0ae80-4de5-7e0b-9f20-24878e4d0c77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048470
StatusPUBLIC

Content hashes

Canonical text5c3cae23ebf8c7e85b8a93ce5d6980fe465450d93a0be69f89f4dfdfde8190cb
Markdown6d059b857599e208ee50b8db9649fb59a4abc3945c59b74f7c9671a2e35895e6
PDF
Publication page543cdcdf28441040f6161e92c61084dba069314400128287b4d5aa4fe5af9de0
Manifest14a85eae65ae5e64540599f0302f47393395ca416ef64f17adbf7a7e9c1d0c75

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
SignatureTSY6CM2ZQdxFotcY7U0sDpfJr/HxieMKNHNP1boxCuHDQTK/DBGVSzJgjgNfldDSKiGdAUqUb0mgwhZLnCHhDA==
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

2026-09-17T11:05:07.989809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048470
observed 543cdcdf28441040f6161e92c61084db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.972482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048470/manifest.json
observed 14a85eae65ae5e64540599f0302f4739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.954896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048470/publication.md
observed 6d059b857599e208ee50b8db9649fb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.934953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048470/publication.txt
observed 5c3cae23ebf8c7e85b8a93ce5d6980fe...
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.