Pith Number

pith:PTMFT64Y

pith:2013:PTMFT64Y7J6B5EFB2M4RPMJIOH

not attested not anchored not stored refs pending

Sur l'application des p\'eriodes d'une Variation de Structure de Hodge attach\'ee aux familles d'hypersurfaces \'a singularit\'es simples

Damien M\'egy (IECN), Philippe Eyssidieux (IF)

arxiv:1305.3780 v1 · 2013-05-16 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTMFT64Y7J6B5EFB2M4RPMJIOH}

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	2026-05-18T03:25:33.918761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cd859fb98fa7c1e90a1d33917b12871c23f37ae905f1e334d3907f866da24cd

Aliases

arxiv: 1305.3780 · arxiv_version: 1305.3780v1 · doi: 10.48550/arxiv.1305.3780 · pith_short_12: PTMFT64Y7J6B · pith_short_16: PTMFT64Y7J6B5EFB · pith_short_8: PTMFT64Y

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/PTMFT64Y7J6B5EFB2M4RPMJIOH \
  | 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: 7cd859fb98fa7c1e90a1d33917b12871c23f37ae905f1e334d3907f866da24cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4488c096ce058d69ad0035c46ef8945e6bd52d0b20a6ad5bb0e1c8dc5e1fed8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-05-16T12:28:02Z",
    "title_canon_sha256": "86aae737b936cc50cb46832e527e0011c7fe595f8bdbe1657993ca6adfae121d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3780",
    "kind": "arxiv",
    "version": 1
  }
}