OpenTechnical

OT-2026-000024286

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, sustained blow-off before 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-2026-000024286) never changes.

Identity and time

Publication numberOT-2026-000024286 · never reused
Internal UUID01a0ae70-e8c9-7ef2-b82e-2997e37c50ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024286
StatusPUBLIC

Content hashes

Canonical text72d9c69e8d8a1a1ce5fb3d290f80a090adf8ffcf04a511f414acbf28d84db53e
Markdownd6915becf948c5698eee49932db9e6328f49af6012cac16612ea7640150f71d7
PDF
Publication pagee07a0a4ce86def051143e506dd0cd17c0b9c6e74f6833626a38cf1a100f6ea9b
Manifestbcfda6011cd9677d1bdf6e9c17f17464cfc3fa0cf91e1fa9d873d9d928245d82

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
Signatureo7EJ/HjICZHjvppSn2CumZIYQlxKbiauql2c2aWUHX/9dJ40Kr5Nfz6EH9/Kv999dbctOkfF2bNrpo3Gno/YAg==
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

2026-09-17T11:48:46.719844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024286
observed e07a0a4ce86def051143e506dd0cd17c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.700848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024286/manifest.json
observed bcfda6011cd9677d1bdf6e9c17f17464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.681584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024286/publication.md
observed d6915becf948c5698eee49932db9e632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:46.660576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024286/publication.txt
observed 72d9c69e8d8a1a1ce5fb3d290f80a090...
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.