OpenTechnical

OT-2026-000059844

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000059844) never changes.

Identity and time

Publication numberOT-2026-000059844 · never reused
Internal UUID01a0ae89-ec25-7e96-b30b-5f01a9c6bf70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059844
StatusPUBLIC

Content hashes

Canonical text71d92ddc63c85c4a6a6a32db364beae96a314dd3fa29613bba5b7d00109a6784
Markdowne59422cd0d8ce6f00eed2ed67df4fb888bea338a243638231b07f839f9e2dbff
PDF
Publication page18eae5fb2a183fb4b1fff839feb5c649a555307b6b1b1f4cbff925629fce6da5
Manifest2b10e67662ff603c0db1478288190dec52a9ea97a6628b533688e91b58abf6b2

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
SignatureaJPTecRpD9VXkzVwyhCmyVS85B5aywW/DlgBG1+DQbBufttIL1kVGR9bLhlLYfZNPmTriIWpY8K+3LOuHJOeBA==
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...

Independent retrieval

2026-09-17T10:44:35.607203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059844
observed 18eae5fb2a183fb4b1fff839feb5c649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.587793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059844/manifest.json
observed 2b10e67662ff603c0db1478288190dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.567666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059844/publication.md
observed e59422cd0d8ce6f00eed2ed67df4fb88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.548791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059844/publication.txt
observed 71d92ddc63c85c4a6a6a32db364beae9...
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.