OpenTechnical

OT-2026-000040865

Publication integrity record

Four cup vacuum gripper, four 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-2026-000040865) never changes.

Identity and time

Publication numberOT-2026-000040865 · never reused
Internal UUID01a0ae79-6d10-7d0a-948a-fd994279274a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040865
StatusPUBLIC

Content hashes

Canonical text593ed83b4f3001aedac6a106be22b96d0d79cf2c2fe2108c758120ac276d457e
Markdowne989583c87182deb5afebcbea3ecae17a97a2d9956ef59504759feede5563374
PDF
Publication page826593654deaced8369c0d521422a86b15b967ec1c6c4a1ca505c36d103e8c04
Manifest7f98521aee5ac82dc7381523f86b8bde83d21dab5a9f927b52573f195c3daa9f

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
Signatureqczrot/goXeOMnkMlMYOpzY2lwqZmOE2I+EUVCOAtGuGzJqyMf9LkLudNV/CttOF7axx6QsS0EANome59IEDCw==
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

2026-09-17T11:20:13.267811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865
observed 826593654deaced8369c0d521422a86b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.249504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865/manifest.json
observed 7f98521aee5ac82dc7381523f86b8bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.230520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865/publication.md
observed e989583c87182deb5afebcbea3ecae17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.212023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865/publication.txt
observed 593ed83b4f3001aedac6a106be22b96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.260039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865
observed 826593654deaced8369c0d521422a86b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.241156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865/manifest.json
observed 7f98521aee5ac82dc7381523f86b8bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.222008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865/publication.md
observed e989583c87182deb5afebcbea3ecae17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.204185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040865/publication.txt
observed 593ed83b4f3001aedac6a106be22b96d...
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.