OpenTechnical

OT-2026-000061979

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000061979) never changes.

Identity and time

Publication numberOT-2026-000061979 · never reused
Internal UUID01a0ae8b-b8ae-7dfb-9c11-e304e6eba89f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061979
StatusPUBLIC

Content hashes

Canonical textb639e54674995d7b84848f218f73b9a85909fa1689c28ffc73140ee88bde93d1
Markdownf3ee25e82440f38221a636e1e773a56d1a1fad449aa9259b778a417181c6c601
PDF
Publication pagea56593f50e818c24d9a401815712a931068ac366a1c61bd0b086336f0b1e6df8
Manifest638be799f267ae467994e1741400340213921130827f64e8b8137c60af32bc2b

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
Signature4NGkrS77qCQ/RBIzq73Khod3LdVd8Q0miVSy+SYq4WPGowD7xw2eURMXNdS9FzfB5g9jpf08IsIA3cBOxLxzDQ==
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

2026-09-17T10:40:54.193839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061979
observed a56593f50e818c24d9a401815712a931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:54.165217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061979/manifest.json
observed 638be799f267ae467994e17414003402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:54.127041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061979/publication.md
observed f3ee25e82440f38221a636e1e773a56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:54.082387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061979/publication.txt
observed b639e54674995d7b84848f218f73b9a8...
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.