OpenTechnical

OT-2026-000009088

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000009088) never changes.

Identity and time

Publication numberOT-2026-000009088 · never reused
Internal UUID01a0ae6b-31b8-7313-815b-73aec5f453ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009088
StatusPUBLIC

Content hashes

Canonical textcbb79c450db06f25e203cd067694ad043ef2c042322de36f6c6f81382a8e649a
Markdowna364f8499a8c51499bd366d8799d218f7149771ba50bf106ed1555070c9d7bf9
PDF
Publication paged01218cd5bb9ea54e37d4e88e672a746a4fde2c4a40bb21649402cdcd2af87ed
Manifestb1fc1b74160655850bfaa0da07e543c59ed5b249a6d5ef67bf2427f4f3b8d5d2

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
SignatureUccKsQHV43mg39mfEwUjJ/WF3r8uSezZu+1lQrrwNB6/CQS+CiwTjAPMQp05nnhZcP0S+oFXW4v8y4NRbd0eAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:45.745792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009088
observed d01218cd5bb9ea54e37d4e88e672a746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.725684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009088/manifest.json
observed b1fc1b74160655850bfaa0da07e543c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.707053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009088/publication.md
observed a364f8499a8c51499bd366d8799d218f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.688526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009088/publication.txt
observed cbb79c450db06f25e203cd067694ad04...
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.