Pith Number

pith:DPD4F4KT

pith:2016:DPD4F4KT4TKDPYNB7C3IOKYLEL

not attested not anchored not stored refs pending

Implicit monotone difference methods for scalar conservation laws with source terms

Andreas Kleefeld, Michael Breu{\ss}

arxiv:1609.08861 v1 · 2016-09-28 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DPD4F4KT4TKDPYNB7C3IOKYLEL}

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	2026-05-18T01:03:41.707595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bc7c2f153e4d437e1a1f8b6872b0b22d1de4bceb62470cc3966cca34a50ccab

Aliases

arxiv: 1609.08861 · arxiv_version: 1609.08861v1 · doi: 10.48550/arxiv.1609.08861 · pith_short_12: DPD4F4KT4TKD · pith_short_16: DPD4F4KT4TKDPYNB · pith_short_8: DPD4F4KT

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/DPD4F4KT4TKDPYNB7C3IOKYLEL \
  | 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: 1bc7c2f153e4d437e1a1f8b6872b0b22d1de4bceb62470cc3966cca34a50ccab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ecc89a7bc029289c4a15dc3cc749612288d5f2114d85c70ca89c2edf5a5b3ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-09-28T11:14:07Z",
    "title_canon_sha256": "e3ce4c9610cab3d1237866b9acbb3046950018c4973f05422546163cd16e0a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08861",
    "kind": "arxiv",
    "version": 1
  }
}