Pith Number

pith:2H2L2FF3

pith:2022:2H2L2FF3I4LO53Y2RGDS4MVTPU

not attested not anchored not stored refs pending

Constraint Energy Minimizing Generalized Multiscale Finite Element Method for multi-continuum Richards equations

Jun Sur Richard Park, Siu Wun Cheung, Tina Mai

arxiv:2205.11294 v1 · 2022-05-23 · math.NA · cs.NA · 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{2H2L2FF3I4LO53Y2RGDS4MVTPU}

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	2026-07-05T05:39:14.307142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1f4bd14bb4716eeef1a89872e32b37d13269116eecab44046f4d9bfe518e9b1

Aliases

arxiv: 2205.11294 · arxiv_version: 2205.11294v1 · doi: 10.48550/arxiv.2205.11294 · pith_short_12: 2H2L2FF3I4LO · pith_short_16: 2H2L2FF3I4LO53Y2 · pith_short_8: 2H2L2FF3

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/2H2L2FF3I4LO53Y2RGDS4MVTPU \
  | 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: d1f4bd14bb4716eeef1a89872e32b37d13269116eecab44046f4d9bfe518e9b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b63115b268f5df2518ad17ff303069c279c6193bdd6fb0c49f000f54dfde9cc8",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-05-23T13:30:52Z",
    "title_canon_sha256": "aa1a6c36cbfc2e42613522a25ef97caf5d308b864e08c62f83ea5e4b1e6c2339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.11294",
    "kind": "arxiv",
    "version": 1
  }
}