OpenTechnical

OT-2026-000010558

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented after 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-2026-000010558) never changes.

Identity and time

Publication numberOT-2026-000010558 · never reused
Internal UUID01a0ae6c-0ee7-7244-be31-c21d72bab80b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010558
StatusPUBLIC

Content hashes

Canonical text142e57706bac02a6e0929d858320995181d399dceda4469dfa3820ba39d8c5ed
Markdown6a56f6cd24fe946fb0eb02d0ccf6b1def9faf24ff85f6d3e3ac9b02b067a5aa8
PDF
Publication page146345cfa562f8f70427a9002f2538bc88b58c20eba688de57085023c2016959
Manifest84a22978be6951cb355f0e3c4f73d7b5379f55579c0626120b7446398f885110

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
Signatureu128hWVAmytU1pvT1wvzF/1rQYKVdeG1iJx9lowmfPggm0uc7XGRkuIqHM0PyG7YGONB/sevnuAcKHegtMboCQ==
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

2026-09-17T12:14:43.858170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010558
observed 146345cfa562f8f70427a9002f2538bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.839203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010558/manifest.json
observed 84a22978be6951cb355f0e3c4f73d7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.819003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010558/publication.md
observed 6a56f6cd24fe946fb0eb02d0ccf6b1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.800590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010558/publication.txt
observed 142e57706bac02a6e0929d8583209951...
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.