Pith Number

pith:IA3CG57B

pith:2014:IA3CG57BZRKIVIRL6ET3JNPI72

not attested not anchored not stored refs pending

Regular Fredholm Pairs

Enrico Boasso

arxiv:1404.4708 v1 · 2014-04-18 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IA3CG57BZRKIVIRL6ET3JNPI72}

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	2026-05-18T02:53:55.276518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40362377e1cc548aa22bf127b4b5e8febd3325c29b67151b12f194ff36919da7

Aliases

arxiv: 1404.4708 · arxiv_version: 1404.4708v1 · doi: 10.48550/arxiv.1404.4708 · pith_short_12: IA3CG57BZRKI · pith_short_16: IA3CG57BZRKIVIRL · pith_short_8: IA3CG57B

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/IA3CG57BZRKIVIRL6ET3JNPI72 \
  | 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: 40362377e1cc548aa22bf127b4b5e8febd3325c29b67151b12f194ff36919da7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "476e9448335987a4af0da7f7c629288b5be7ee9843e98d1fac2a2b809f08ac8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-04-18T07:08:30Z",
    "title_canon_sha256": "8df096d5c4d8bcb1de8e81ddb7dd2b08b27cd17a011841b63b510e124d22b7dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4708",
    "kind": "arxiv",
    "version": 1
  }
}