Pith Number

pith:ADAELGC7

pith:2016:ADAELGC7YO2UCWDJCVYBOJHI6D

not attested not anchored not stored refs pending

Variational methods for the selection of solutions to an implicit system of PDEs

Giovanni Pisante, Gisella Croce

arxiv:1609.02743 v2 · 2016-09-09 · math.OC · 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{ADAELGC7YO2UCWDJCVYBOJHI6D}

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	2026-05-18T00:48:54.204202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00c045985fc3b541586915701724e8f0c5a42a127e110df9fff2e65245fe2790

Aliases

arxiv: 1609.02743 · arxiv_version: 1609.02743v2 · doi: 10.48550/arxiv.1609.02743 · pith_short_12: ADAELGC7YO2U · pith_short_16: ADAELGC7YO2UCWDJ · pith_short_8: ADAELGC7

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/ADAELGC7YO2UCWDJCVYBOJHI6D \
  | 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: 00c045985fc3b541586915701724e8f0c5a42a127e110df9fff2e65245fe2790

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2db9482962af2cf0e7aceffb10ace2c903fcb8a11536a383f18c5ffa33f012fe",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-09-09T11:13:29Z",
    "title_canon_sha256": "43f1feffe89e61b40015812b81d332d7349738fff78e8e2667f0f3b4798882ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02743",
    "kind": "arxiv",
    "version": 2
  }
}