OpenTechnical

OT-2026-000039868

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000039868) never changes.

Identity and time

Publication numberOT-2026-000039868 · never reused
Internal UUID01a0ae78-d8d6-7d03-8619-da6701a9d80d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039868
StatusPUBLIC

Content hashes

Canonical textd0579b3a5e257423ec3f81189715849f3d0c24eedf7386b4fc919bb6b5e49662
Markdown042cfad6c91f4a9817c823ce318e83d03e44de2e208327987a8a77dfb9f8a369
PDF
Publication page94a29423397ea67a7ed814cad5a6a9b35ee42245d761fcc1c122ef8b8c586736
Manifest9d4e45e4ea1a48725cc8033265b93e7df1dae3f60e804e1020afda40c265de4a

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
Signaturen6wn5RSyYDjAgm5R36VTtm3/eMW1SlD06jHldIT2Dz572VeBlcokG4GQKndZD01p47sf6+XhsPrI0AYm0b5aAw==
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

2026-09-17T11:20:08.865539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039868
observed 94a29423397ea67a7ed814cad5a6a9b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.846882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039868/manifest.json
observed 9d4e45e4ea1a48725cc8033265b93e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.827546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039868/publication.md
observed 042cfad6c91f4a9817c823ce318e83d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.809415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039868/publication.txt
observed d0579b3a5e257423ec3f81189715849f...
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.