Pith Number

pith:3EEHQ2YT

pith:2022:3EEHQ2YTFQKAY37GVDCTEAGEQF

not attested not anchored not stored refs pending

Delta Shock as Free Piston in Pressureless Euler Flows

Aifang Qu, Hairong Yuan, Le Gao

arxiv:2204.14058 v1 · 2022-04-29 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3EEHQ2YTFQKAY37GVDCTEAGEQF}

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	2026-07-05T04:23:55.517113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d908786b132c140c6fe6a8c53200c48165d8d442a26c73a8b28c84a3762e860a

Aliases

arxiv: 2204.14058 · arxiv_version: 2204.14058v1 · doi: 10.48550/arxiv.2204.14058 · pith_short_12: 3EEHQ2YTFQKA · pith_short_16: 3EEHQ2YTFQKAY37G · pith_short_8: 3EEHQ2YT

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/3EEHQ2YTFQKAY37GVDCTEAGEQF \
  | 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: d908786b132c140c6fe6a8c53200c48165d8d442a26c73a8b28c84a3762e860a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41446728f21ea52de316e90a4a14478858a45a7880641b8b448e65ebe2bbf64f",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2022-04-29T12:54:11Z",
    "title_canon_sha256": "3ef93a23429d6743dc70ee08665b459d5b2519fc5ea02db5d781048d98cb502a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.14058",
    "kind": "arxiv",
    "version": 1
  }
}