OpenTechnical

OT-2026-000043106

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000043106) never changes.

Identity and time

Publication numberOT-2026-000043106 · never reused
Internal UUID01a0ae7b-327a-7f77-8a3a-ed99f5dd1a6a · 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-2026-000043106
StatusPUBLIC

Content hashes

Canonical text0a5c496a727654b926c6504c9565308c409bc2cee71c7d78fee948a2444166e5
Markdown03f0afebd7fe7a8a241fb8c1c55b63cc7a91d9652c001e5b9c6f367bc9f18660
PDF
Publication page9b9d18a831b3b91bc5f1e16d1972c8cfeb7d81621a0d95a0ca9c2e712dac3e15
Manifest968b21f70df94f820c22e3551cafb9122e40878beb1a9793a099541aa8b07431

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
SignaturezRbON6DYsvEqR5VENa5GpkysYR1umqrlShS31QwcHcw+x/HZOBO2xu3bZUwNg1nY872/TRHxUzo3mePqw9hFDg==
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

2026-09-17T16:42:46.497743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106
observed 9b9d18a831b3b91bc5f1e16d1972c8cf...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:46.271539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106/manifest.json
observed 968b21f70df94f820c22e3551cafb912...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:46.058591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106/publication.md
observed 03f0afebd7fe7a8a241fb8c1c55b63cc...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:45.762347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106/publication.txt
observed 0a5c496a727654b926c6504c9565308c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.834092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106
observed 9b9d18a831b3b91bc5f1e16d1972c8cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.815221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106/manifest.json
observed 968b21f70df94f820c22e3551cafb912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.795531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106/publication.md
observed 03f0afebd7fe7a8a241fb8c1c55b63cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.775813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043106/publication.txt
observed 0a5c496a727654b926c6504c9565308c...
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.