Pith Number

pith:YALXPWJB

pith:2014:YALXPWJBNWB3IF35GYUFH3DKZ6

not attested not anchored not stored refs pending

Global Existence of Smooth Solutions and Convergence to Barenblatt Solutions for the Physical Vacuum Free Boundary Problem of Compressible Euler Equations with Damping

Huihui Zeng, Tao Luo

arxiv:1407.6111 v2 · 2014-07-23 · 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{YALXPWJBNWB3IF35GYUFH3DKZ6}

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	2026-05-18T02:46:05.729410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c01777d9216d83b4177d362853ec6acf96e8fe8568fb7d2038d10545b52744c0

Aliases

arxiv: 1407.6111 · arxiv_version: 1407.6111v2 · doi: 10.48550/arxiv.1407.6111 · pith_short_12: YALXPWJBNWB3 · pith_short_16: YALXPWJBNWB3IF35 · pith_short_8: YALXPWJB

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/YALXPWJBNWB3IF35GYUFH3DKZ6 \
  | 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: c01777d9216d83b4177d362853ec6acf96e8fe8568fb7d2038d10545b52744c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da51883c8726fff28965d2b0ec4ec18d0bc02108b97e8187e9c70171d198347c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-07-23T06:10:51Z",
    "title_canon_sha256": "a52d67be395d80722f9ae2f5f708b2ff1b7843c184cbdb2faf022e276873bf8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6111",
    "kind": "arxiv",
    "version": 2
  }
}