Pith Number

pith:QSWE6LRT

pith:2012:QSWE6LRTUE6ACSH2H2JHW3YQSY

not attested not anchored not stored refs pending

Well-posedness of the free-boundary compressible 3-D Euler equations with surface tension and the zero surface tension limit

Daniel Coutand, Jason Hole, Steve Shkoller

arxiv:1208.2726 v1 · 2012-08-13 · 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{QSWE6LRTUE6ACSH2H2JHW3YQSY}

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	2026-05-18T03:48:47.540109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84ac4f2e33a13c0148fa3e927b6f109626838d8d46d986907f33fbdd4188b3e1

Aliases

arxiv: 1208.2726 · arxiv_version: 1208.2726v1 · doi: 10.48550/arxiv.1208.2726 · pith_short_12: QSWE6LRTUE6A · pith_short_16: QSWE6LRTUE6ACSH2 · pith_short_8: QSWE6LRT

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/QSWE6LRTUE6ACSH2H2JHW3YQSY \
  | 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: 84ac4f2e33a13c0148fa3e927b6f109626838d8d46d986907f33fbdd4188b3e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d03d1919b5378b0643cfe3f21111111783480a81834ac5a847a9e92f315ab276",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-08-13T22:56:56Z",
    "title_canon_sha256": "e11f3cbffa1fbc4f6eb045a1a5568621191f01b81979ea13fe925445ef6b66cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2726",
    "kind": "arxiv",
    "version": 1
  }
}