OpenTechnical

OT-2026-000049818

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000049818) never changes.

Identity and time

Publication numberOT-2026-000049818 · never reused
Internal UUID01a0ae81-8ff0-7617-8986-c13c64ec30f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049818
StatusPUBLIC

Content hashes

Canonical text78e217da06f589b5de37f6b0da64e749a2e4824bdb37110f92f435088642ea17
Markdown9cb305906ea6867908ea55bceb1a57322ae6410d37ee01a220d86e49cca22285
PDF
Publication page9b96467b69b07a1559154a61fb66b8846520cbc75ba1e3322ded05f2edb74610
Manifest3f6ecee0c470cded2176ecab8039d940ff52757bf91174f1ae1d79ea5f88df2b

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
Signature9eNoF19TcmklNVGF3LVWbe55P2g1Cgtb5NAJnsCQ3moLfJ+ZrqQqQkksHTzT5tngR0NAZm/j58rBn1ziupohCw==
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

2026-09-17T11:02:56.963908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049818
observed 9b96467b69b07a1559154a61fb66b884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:56.945928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049818/manifest.json
observed 3f6ecee0c470cded2176ecab8039d940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:56.926105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049818/publication.md
observed 9cb305906ea6867908ea55bceb1a5732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:56.904863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049818/publication.txt
observed 78e217da06f589b5de37f6b0da64e749...
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.