Pith Number

pith:SVQGWPVC

pith:2020:SVQGWPVCAR5KXGT6IEMXGBQMHX

not attested not anchored not stored refs pending

Physics-Informed Extreme Theory of Functional Connections Applied to Data-Driven Parameters Discovery of Epidemiological Compartmental Models

Andrea D'Ambrosio, Enrico Schiassi, Fabio Curti, Mario De Florio, Roberto Furfaro

arxiv:2008.05554 v1 · 2020-08-12 · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SVQGWPVCAR5KXGT6IEMXGBQMHX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:26:54.621607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95606b3ea2047aab9a7e411973060c3dc948a90090e0e8a363fe88106853f310

Aliases

arxiv: 2008.05554 · arxiv_version: 2008.05554v1 · doi: 10.48550/arxiv.2008.05554 · pith_short_12: SVQGWPVCAR5K · pith_short_16: SVQGWPVCAR5KXGT6 · pith_short_8: SVQGWPVC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SVQGWPVCAR5KXGT6IEMXGBQMHX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 95606b3ea2047aab9a7e411973060c3dc948a90090e0e8a363fe88106853f310

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ab9a63081b95f9cb0601a98a0eab4a353f5e85215805c63c4b7cbeb0d1e8d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2020-08-12T20:06:06Z",
    "title_canon_sha256": "e89f74bc9c111dbad60fd6db62119991feb9b0e9e80b2500832919a08414bf52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05554",
    "kind": "arxiv",
    "version": 1
  }
}