OpenTechnical

OT-2026-000043384

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000043384) never changes.

Identity and time

Publication numberOT-2026-000043384 · never reused
Internal UUID01a0ae7b-327e-72f8-9c7f-f83c80c99b22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043384
StatusPUBLIC

Content hashes

Canonical text50bdb10dd08486568b7b07c2f67d8f2d5005c170979d5fc7609c25e43a68f1d5
Markdown1c23a5e19e53af68de5f7f5da2d1a0b7afdc6807c905d41cc2edc5a3d55ae9ef
PDF
Publication pagec4c4319ee91984e740859421867a9953e16aca5257d4368ddd6fc8fa7d0923d3
Manifest7cfc07bd0285a782a1ad3dec90ccd0368bb8e130e802b8fc19966e2ff6ecb55a

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
SignatureFsqDCKczhn32DF/EWSlnwSSqicHNdsWhvunbOR7LtIVaF339gym2iUHGAgmK7oI0yKcIKSxgGlc2tb+SXHFrDA==
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

2026-09-17T11:13:54.867136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043384
observed c4c4319ee91984e740859421867a9953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.848909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043384/manifest.json
observed 7cfc07bd0285a782a1ad3dec90ccd036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.830894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043384/publication.md
observed 1c23a5e19e53af68de5f7f5da2d1a0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.809178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043384/publication.txt
observed 50bdb10dd08486568b7b07c2f67d8f2d...
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.