Pith Number

pith:3WVKE6CD

pith:2017:3WVKE6CDAULK5WRODJPMBSO5AY

not attested not anchored not stored refs pending

Enriched Galerkin methods for two-phase flow in porous media with capillary pressure

Mary F. Wheeler, Sanghyun Lee

arxiv:1709.01644 v1 · 2017-09-06 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WVKE6CDAULK5WRODJPMBSO5AY}

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	2026-05-18T00:16:31.467175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddaaa278430516aeda2e1a5ec0c9dd06196691dcb5532b6b058a656ee2772b81

Aliases

arxiv: 1709.01644 · arxiv_version: 1709.01644v1 · doi: 10.48550/arxiv.1709.01644 · pith_short_12: 3WVKE6CDAULK · pith_short_16: 3WVKE6CDAULK5WRO · pith_short_8: 3WVKE6CD

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/3WVKE6CDAULK5WRODJPMBSO5AY \
  | 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: ddaaa278430516aeda2e1a5ec0c9dd06196691dcb5532b6b058a656ee2772b81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c3c55cef6fc0f6fd368b5e5c0ddd8f7e24514503023ce844bf6982097018aa1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-09-06T01:27:20Z",
    "title_canon_sha256": "fb25322665e318d9622d4e766f784e67328c56ed6a823b16596c9d1e5befb987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01644",
    "kind": "arxiv",
    "version": 1
  }
}