Pith Number

pith:ERMMASUP

pith:2013:ERMMASUP2DTC4B62TLVETDZTQO

not attested not anchored not stored refs pending

Derived equivalent surfaces and abelian varieties, and their zeta functions

Katrina Honigs

arxiv:1310.4721 v2 · 2013-10-17 · 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{ERMMASUP2DTC4B62TLVETDZTQO}

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	2026-05-18T02:45:41.073949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2458c04a8fd0e62e07da9aea498f338390eaa7782f8a9883dcb20d21dea17c93

Aliases

arxiv: 1310.4721 · arxiv_version: 1310.4721v2 · doi: 10.48550/arxiv.1310.4721 · pith_short_12: ERMMASUP2DTC · pith_short_16: ERMMASUP2DTC4B62 · pith_short_8: ERMMASUP

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/ERMMASUP2DTC4B62TLVETDZTQO \
  | 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: 2458c04a8fd0e62e07da9aea498f338390eaa7782f8a9883dcb20d21dea17c93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "348ab1bc8d6a21319eee68f982122179d84432a031454c4b466f30f1a7c32100",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-17T14:39:35Z",
    "title_canon_sha256": "b6ccf2bd3f4ed9e2e81c971d68f4f528a347e0c2dc9378e68501d2efcbf3bad0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4721",
    "kind": "arxiv",
    "version": 2
  }
}