OpenTechnical

OT-2026-000043798

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained 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-2026-000043798) never changes.

Identity and time

Publication numberOT-2026-000043798 · never reused
Internal UUID01a0ae7b-d676-7950-9efd-b25f66f4a093 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043798
StatusPUBLIC

Content hashes

Canonical text029ec6ca0edffc60f4327fef19cff487c88571faa56d4f6406b8e5682c8fc6e8
Markdown7d3cb5058898b72f07769271626778b2b5ac9d37e8b8a4176ae193f3d805ec38
PDF
Publication pagee182a1b3792782cc46dcb095653a0bc3f32f88b49ac6c0d79c8b5268525080b6
Manifestd8ef2abbba08a4c883cb157a9129fc6579f1d29b03002f23524dfc1b4e4daa86

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
Signatureqa9qWHvoFyPrSj/nCAqyLpvWBCwiXX6795GPdsJDU3x8UvguyB6+zLwRtBAATIxcXRp2MBT0MTxLtZRcNDKnDQ==
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

2026-09-17T11:12:05.931370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043798
observed e182a1b3792782cc46dcb095653a0bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.912349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043798/manifest.json
observed d8ef2abbba08a4c883cb157a9129fc65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.891573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043798/publication.md
observed 7d3cb5058898b72f07769271626778b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.873654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043798/publication.txt
observed 029ec6ca0edffc60f4327fef19cff487...
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.