Pith Number

pith:5BBOFV7K

pith:2008:5BBOFV7KSF7DS5YXRQNC4VFHDE

not attested not anchored not stored refs pending

High order relaxed schemes for nonlinear reaction diffusion problems in nonconservative form

F. Cavalli, M. Semplice

arxiv:0804.0560 v1 · 2008-04-03 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BBOFV7KSF7DS5YXRQNC4VFHDE}

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	2026-06-03T22:06:05.325981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e842e2d7ea917e3977178c1a2e54a71906cdb9f10ffaea7861b05f87cd9dddec

Aliases

arxiv: 0804.0560 · arxiv_version: 0804.0560v1 · doi: 10.48550/arxiv.0804.0560 · pith_short_12: 5BBOFV7KSF7D · pith_short_16: 5BBOFV7KSF7DS5YX · pith_short_8: 5BBOFV7K

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/5BBOFV7KSF7DS5YXRQNC4VFHDE \
  | 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: e842e2d7ea917e3977178c1a2e54a71906cdb9f10ffaea7861b05f87cd9dddec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fab123214b322e716fe101b928c910bb53cbfa98ec3a478ad87518e5d01ae3b8",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-04-03T14:13:41Z",
    "title_canon_sha256": "f2714ce3f1aed56ef2053464afb697ff6e4c9e21071b9f4e791a03e357b84217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.0560",
    "kind": "arxiv",
    "version": 1
  }
}