Pith Number

pith:HYUFLBTS

pith:2009:HYUFLBTSPQPQ3N7ZLFMPUTQ6Z3

not attested not anchored not stored refs pending

Adaptive Finite Element Simulation of the Time-dependent Simplified PN Equations

Jens Lang, Martin Frank, Matthias Schaefer

arxiv:0902.0511 v1 · 2009-02-03 · 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{HYUFLBTSPQPQ3N7ZLFMPUTQ6Z3}

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	2026-05-18T03:56:24.608248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e285586727c1f0db7f95958fa4e1ecedad00b139d46bf4abf14a09d3dba085a

Aliases

arxiv: 0902.0511 · arxiv_version: 0902.0511v1 · doi: 10.48550/arxiv.0902.0511 · pith_short_12: HYUFLBTSPQPQ · pith_short_16: HYUFLBTSPQPQ3N7Z · pith_short_8: HYUFLBTS

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/HYUFLBTSPQPQ3N7ZLFMPUTQ6Z3 \
  | 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: 3e285586727c1f0db7f95958fa4e1ecedad00b139d46bf4abf14a09d3dba085a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b76932f6085ced16bbbff704a82f73af1308e3403c754fc34c6f5ecc699a2d1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2009-02-03T13:59:51Z",
    "title_canon_sha256": "85f87fcff0a0d4c3b3b991f7de19af94d604c60c2d5d9e237694cdeca704a15e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.0511",
    "kind": "arxiv",
    "version": 1
  }
}