Pith Number

pith:JWHEAH2T

pith:2014:JWHEAH2TPJJ2L23R5RWJP5LXAY

not attested not anchored not stored refs pending

Vanishing theorems for linearly obstructed divisors

Elisa Postinghel, Olivia Dumitrescu

arxiv:1403.6852 v2 · 2014-03-26 · 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{JWHEAH2TPJJ2L23R5RWJP5LXAY}

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	2026-05-18T00:50:58.030582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d8e401f537a53a5eb71ec6c97f5770612b49dc9ecfc85eb363632e77daf6413

Aliases

arxiv: 1403.6852 · arxiv_version: 1403.6852v2 · doi: 10.48550/arxiv.1403.6852 · pith_short_12: JWHEAH2TPJJ2 · pith_short_16: JWHEAH2TPJJ2L23R · pith_short_8: JWHEAH2T

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/JWHEAH2TPJJ2L23R5RWJP5LXAY \
  | 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: 4d8e401f537a53a5eb71ec6c97f5770612b49dc9ecfc85eb363632e77daf6413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da38fad9e2a5e157f280ebd75867b1e045090141d6b95fa8db82f4e2d0c02d5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-26T20:34:58Z",
    "title_canon_sha256": "943f67b77c7b1fafc5ca349e14b8c7e28f94a18db403a55a72d71c40cfb29fbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6852",
    "kind": "arxiv",
    "version": 2
  }
}