OpenTechnical

OT-2026-000060904

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000060904) never changes.

Identity and time

Publication numberOT-2026-000060904 · never reused
Internal UUID01a0ae8b-12f1-7d5a-abfc-35a4e7f3b0bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060904
StatusPUBLIC

Content hashes

Canonical text15ceadec84b91d1d5f6e8fac3386ab67138a1c1c60d10d0976d29b5788eaf669
Markdown51968cba9e48acbf7fff3614af7e1282bca5f5b7032349777bb586188cad4c32
PDF
Publication paged902adadf020e99269e1ae843152fcc71fc81ea131394a16f4eca4435db478ce
Manifesteed55408f677a33618793397bc7469438aa29736e0daba4f9eb1e09cfb2acc62

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
Signaturebw66D9sDSP71oKuUCmQw/HxQD0qKddOYOCrjSYElfQs6sD9iDD9M2ODORFMQQAwwQV8UPkJ5V52a/XFPxQx1Cw==
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

2026-09-17T10:42:10.059222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060904
observed d902adadf020e99269e1ae843152fcc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:10.042418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060904/manifest.json
observed eed55408f677a33618793397bc746943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:10.023505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060904/publication.md
observed 51968cba9e48acbf7fff3614af7e1282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:10.004814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060904/publication.txt
observed 15ceadec84b91d1d5f6e8fac3386ab67...
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.