Pith Number

pith:YPXDELX2

pith:2016:YPXDELX2L3X4V3P3TSAUFZGGTW

not attested not anchored not stored refs pending

Stationary Expansion Shocks for a Regularized Boussinesq System

G. A. El, M. A. Hoefer, M. Shearer

arxiv:1612.04750 v1 · 2016-12-14 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YPXDELX2L3X4V3P3TSAUFZGGTW}

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	2026-05-18T00:31:45.297045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3ee322efa5eefcaedfb9c8142e4c69db3fcbac7dd54ef0e342518a6e200bfc1

Aliases

arxiv: 1612.04750 · arxiv_version: 1612.04750v1 · doi: 10.48550/arxiv.1612.04750 · pith_short_12: YPXDELX2L3X4 · pith_short_16: YPXDELX2L3X4V3P3 · pith_short_8: YPXDELX2

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/YPXDELX2L3X4V3P3TSAUFZGGTW \
  | 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: c3ee322efa5eefcaedfb9c8142e4c69db3fcbac7dd54ef0e342518a6e200bfc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "523b3f138d3265d0ad9824b69654ac6f058bcff51713adc6cfa35b93c4414630",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2016-12-14T17:52:56Z",
    "title_canon_sha256": "60f4080177baf95023d217ad676aa70088daeb832c41d1acacbd7aedf0136284"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04750",
    "kind": "arxiv",
    "version": 1
  }
}