Pith Number

pith:X5K2GSPI

pith:2006:X5K2GSPIC4AJIS4VOJRE226INL

not attested not anchored not stored refs pending

High-order finite elements on pyramids: approximation spaces, unisolvency and exactness

Joel Phillips, Nilima Nigam

arxiv:math/0610206 v6 · 2006-10-05 · 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{X5K2GSPIC4AJIS4VOJRE226INL}

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	2026-05-18T04:38:14.596576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf55a349e81700944b9572624d6bc86afdec375b22ad50c5695d62c498c0c4f5

Aliases

arxiv: math/0610206 · arxiv_version: math/0610206v6 · doi: 10.48550/arxiv.math/0610206 · pith_short_12: X5K2GSPIC4AJ · pith_short_16: X5K2GSPIC4AJIS4V · pith_short_8: X5K2GSPI

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/X5K2GSPIC4AJIS4VOJRE226INL \
  | 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: bf55a349e81700944b9572624d6bc86afdec375b22ad50c5695d62c498c0c4f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61678237da554d472abb905b817723ed1dc1a7789ca2bd80621fd848e471da6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2006-10-05T22:00:48Z",
    "title_canon_sha256": "ade2081fffc364651bf45d9b17e1e2b2a1d21210eec959a594fd749e23d5bab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0610206",
    "kind": "arxiv",
    "version": 6
  }
}