Pith Number

pith:XNP2HVHZ

pith:2014:XNP2HVHZN7V2DVFDEYRNU3HIDL

not attested not anchored not stored refs pending

Secant spaces and syzygies of special line bundles on curves

Edoardo Sernesi, Marian Aprodu

arxiv:1403.2516 v1 · 2014-03-11 · 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{XNP2HVHZN7V2DVFDEYRNU3HIDL}

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	2026-05-18T02:02:08.478719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb5fa3d4f96feba1d4a32622da6ce81afe5adae1bb90d772baaa4e3e9604504d

Aliases

arxiv: 1403.2516 · arxiv_version: 1403.2516v1 · doi: 10.48550/arxiv.1403.2516 · pith_short_12: XNP2HVHZN7V2 · pith_short_16: XNP2HVHZN7V2DVFD · pith_short_8: XNP2HVHZ

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/XNP2HVHZN7V2DVFDEYRNU3HIDL \
  | 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: bb5fa3d4f96feba1d4a32622da6ce81afe5adae1bb90d772baaa4e3e9604504d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6ecc1eb41afeb705d7861b352c7f0c39e1d23c839927d94f3618c259482b291",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-11T09:47:04Z",
    "title_canon_sha256": "4e9d9ca4158d5ef47ebaa5ca4fb50ef0efbf9f856f8bd5f46cdcf860aed18ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2516",
    "kind": "arxiv",
    "version": 1
  }
}