OpenTechnical

OT-2026-000059912

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000059912) never changes.

Identity and time

Publication numberOT-2026-000059912 · never reused
Internal UUID01a0ae89-ec26-7414-b5da-d4321576f9d9 · 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-2026-000059912
StatusPUBLIC

Content hashes

Canonical text702b6bed20e124c40883fc13f4c8ca31df2bf903f67730dbe14c2a6eaa213a87
Markdown649ed44ec1516ee7a589bd3ba476d5fd1e19f02945b4b41765962597b3cbc45e
PDF
Publication pagecd300149b7bdec9bd6edb00e9733956ecad959a932fcf2a1cfe182eaf89ad3f6
Manifestdfee84b917a617884f556bab630ec8c91c48edb14652adfc2bdbccf551690669

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
Signaturef7WLUBgNm7ttU8178rn3YxxVKW88neYWkoGIbItTnPD7tjiRfMAjsCNgT8bT7tqu3w9axt4z4SUfAk1HhysAAA==
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

2026-09-17T10:44:40.647620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059912
observed cd300149b7bdec9bd6edb00e9733956e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.630014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059912/manifest.json
observed dfee84b917a617884f556bab630ec8c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.612750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059912/publication.md
observed 649ed44ec1516ee7a589bd3ba476d5fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.594915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059912/publication.txt
observed 702b6bed20e124c40883fc13f4c8ca31...
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.