Pith Number

pith:CHXDYYYH

pith:2012:CHXDYYYH6SH35RPT6RN7UZO3GB

not attested not anchored not stored refs pending

Study of full implicit petroleum engineering finite volume scheme for compressible two phase flow in porous media

Bilal Saad, Mazen Saad

arxiv:1202.5274 v1 · 2012-02-23 · 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{CHXDYYYH6SH35RPT6RN7UZO3GB}

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	2026-05-18T04:01:38.507908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11ee3c6307f48fbec5f3f45bfa65db30474ac3dbb9512b07338559f1a87fa496

Aliases

arxiv: 1202.5274 · arxiv_version: 1202.5274v1 · doi: 10.48550/arxiv.1202.5274 · pith_short_12: CHXDYYYH6SH3 · pith_short_16: CHXDYYYH6SH35RPT · pith_short_8: CHXDYYYH

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/CHXDYYYH6SH35RPT6RN7UZO3GB \
  | 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: 11ee3c6307f48fbec5f3f45bfa65db30474ac3dbb9512b07338559f1a87fa496

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdea823357504f74db8f4946aaae44a18b976a93618d46233a6ff6bec1519746",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-02-23T19:52:27Z",
    "title_canon_sha256": "5dfe75947749a95e3992a085facf1b60e77860dce099014af9578aaf1739fd6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5274",
    "kind": "arxiv",
    "version": 1
  }
}