OpenTechnical

OT-2026-000103151

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000103151) never changes.

Identity and time

Publication numberOT-2026-000103151 · never reused
Internal UUID01a0aea4-be3e-78e0-aa02-186a548ad995 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103151
StatusPUBLIC

Content hashes

Canonical textf9ac67742568739e3a49eba06be8897d22a80752d59fc1e4549ca61b22bca294
Markdown1a6748e17bf69515f9567e140e74cb62c5f7480414ee71dbbf3d8052fbc3fdbd
PDF
Publication pageba392086b79c5a03b50d9c30ec64fde5c13a62ac4368d512fbd8e7bf9aafff95
Manifest89f4c388e18b4560e58b9c8185d62dddd3c0a188482a1357ee66986bfd2b083d

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
SignatureQaInvkzhffLBa3uj9xMhEwUVPLHalUnvOKCq1BC14/aDrW0S5odKZsg2+Q/rqOwNrkZFsG+I7X2gpFqdymCCAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:21.756229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103151
observed ba392086b79c5a03b50d9c30ec64fde5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:21.736471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103151/manifest.json
observed 89f4c388e18b4560e58b9c8185d62ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:21.718957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103151/publication.md
observed 1a6748e17bf69515f9567e140e74cb62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:21.700833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103151/publication.txt
observed f9ac67742568739e3a49eba06be8897d...
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.