Pith Number

pith:RBKLPUSA

pith:2007:RBKLPUSAEAJ67XBOYFMXOO7UQ7

not attested not anchored not stored refs pending

A new Cement to Glue non-conforming Grids with Robin interface conditions: the finite element case

Caroline Japhet (LAGA), Fr\'ed\'eric Nataf (LJLL), Yvon Maday (LJLL)

arxiv:0705.0288 v1 · 2007-05-02 · math.NA · cs.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{RBKLPUSAEAJ67XBOYFMXOO7UQ7}

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	2026-06-03T22:06:00.675183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8854b7d2402013efdc2ec159773bf487ec377e1956f4a2d93a1133065e922181

Aliases

arxiv: 0705.0288 · arxiv_version: 0705.0288v1 · doi: 10.48550/arxiv.0705.0288 · pith_short_12: RBKLPUSAEAJ6 · pith_short_16: RBKLPUSAEAJ67XBO · pith_short_8: RBKLPUSA

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/RBKLPUSAEAJ67XBOYFMXOO7UQ7 \
  | 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: 8854b7d2402013efdc2ec159773bf487ec377e1956f4a2d93a1133065e922181

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3075489aa664325bd66d2ac4cf476ba480be378ac8d0b4dcc30bac99aa1d9c13",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "",
    "primary_cat": "math.NA",
    "submitted_at": "2007-05-02T13:19:20Z",
    "title_canon_sha256": "79aae12aec822750d5fbcf93d5f86b6309479107b92b5f5dac711c6f566056eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0288",
    "kind": "arxiv",
    "version": 1
  }
}