Pith Number

pith:J7X3A4RM

pith:2016:J7X3A4RMBUHYNYUJAB6PSHFN4N

not attested not anchored not stored refs pending

Anisotropic mesh adaptation in Firedrake with PETSc DMPlex

Gerard J. Gorman, Matthew D. Piggott, Matthew G. Knepley, Michael Lange, Nicolas Barral

arxiv:1610.09874 v1 · 2016-10-31 · math.NA · cs.CG · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J7X3A4RMBUHYNYUJAB6PSHFN4N}

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	2026-05-18T01:00:47.011869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fefb0722c0d0f86e289007cf91cade371284186582051c3d7dc24a7c3c51a42

Aliases

arxiv: 1610.09874 · arxiv_version: 1610.09874v1 · doi: 10.48550/arxiv.1610.09874 · pith_short_12: J7X3A4RMBUHY · pith_short_16: J7X3A4RMBUHYNYUJ · pith_short_8: J7X3A4RM

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/J7X3A4RMBUHYNYUJAB6PSHFN4N \
  | 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: 4fefb0722c0d0f86e289007cf91cade371284186582051c3d7dc24a7c3c51a42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "794027898d3a1dfb10b18f6b00633c3ffaaf30389d711db60c656dabb7385da2",
    "cross_cats_sorted": [
      "cs.CG",
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-10-31T11:34:29Z",
    "title_canon_sha256": "c802444a0c74cffc26f4352017b3b8e94edbc80a6c78d478a518479b8dc2eda0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09874",
    "kind": "arxiv",
    "version": 1
  }
}