Pith Number

pith:2IPNBVH6

pith:2013:2IPNBVH6UPV7XWUHK3EMPWKORP

not attested not anchored not stored refs pending

Moduli Problems in Abelian Categories and the Reconstruction Theorem

John Calabrese, Michael Groechenig

arxiv:1310.6600 v1 · 2013-10-24 · 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{2IPNBVH6UPV7XWUHK3EMPWKORP}

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	2026-05-18T03:09:08.986264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d21ed0d4fea3ebfbda8756c8c7d94e8bd5d6e2918858782ffd46231cf41f9fee

Aliases

arxiv: 1310.6600 · arxiv_version: 1310.6600v1 · doi: 10.48550/arxiv.1310.6600 · pith_short_12: 2IPNBVH6UPV7 · pith_short_16: 2IPNBVH6UPV7XWUH · pith_short_8: 2IPNBVH6

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/2IPNBVH6UPV7XWUHK3EMPWKORP \
  | 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: d21ed0d4fea3ebfbda8756c8c7d94e8bd5d6e2918858782ffd46231cf41f9fee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "402b4ad46b95509ef4a3567fe3c3d38be8f52a8715a3d4b2fa01eccf294fee48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-24T13:13:31Z",
    "title_canon_sha256": "19dd5cdda171592a62be1879ab8ada3d80723050a0f94e2a84a00cfebe583345"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6600",
    "kind": "arxiv",
    "version": 1
  }
}