OpenTechnical

OT-2026-000047750

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000047750) never changes.

Identity and time

Publication numberOT-2026-000047750 · never reused
Internal UUID01a0ae7f-c420-72be-83f0-4e32e168a621 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047750
StatusPUBLIC

Content hashes

Canonical text3592f245e76a78dbb169271c9fe8927e52826c17d1a4e96c0c21219197a8db08
Markdown81a90aa0febdb830ae8ca5cee216f87a49adc6de89745b690b9e95010241c462
PDF
Publication page2e9b4efbdcda6be3d83265164d05778d59a3d9c9605f96df92a79c631b5fa490
Manifest38f1aea0a26f72f24c153bebe24ed088c5e4c122ac40894bd2b3478cb231acff

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
SignaturetWsmhkEgso4UDL1GCisnXqevGZsYGgXcxxMov5MvLl1rKdISNOxAeF/KURrbQxw/vMfLzQSUXhBJZ7dvz9gIAw==
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

2026-09-17T11:05:37.922511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047750
observed 2e9b4efbdcda6be3d83265164d05778d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:37.905183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047750/manifest.json
observed 38f1aea0a26f72f24c153bebe24ed088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:37.887769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047750/publication.md
observed 81a90aa0febdb830ae8ca5cee216f87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:37.871021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047750/publication.txt
observed 3592f245e76a78dbb169271c9fe8927e...
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.