Pith Number

pith:DS3VMV3V

pith:2013:DS3VMV3VUYLIQXXGDZGKDPW4KK

not attested not anchored not stored refs pending

Refined intersection homology on non-Witt spaces

Eric Leichtnam, Markus Banagl, Paolo Piazza, Pierre Albin, Rafe Mazzeo

arxiv:1308.3725 v1 · 2013-08-16 · math.GT · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DS3VMV3VUYLIQXXGDZGKDPW4KK}

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	2026-05-18T03:15:42.750253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb7565775a616885ee61e4ca1bedc52be9567884a16b5163f2ccc2339b64433

Aliases

arxiv: 1308.3725 · arxiv_version: 1308.3725v1 · doi: 10.48550/arxiv.1308.3725 · pith_short_12: DS3VMV3VUYLI · pith_short_16: DS3VMV3VUYLIQXXG · pith_short_8: DS3VMV3V

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/DS3VMV3VUYLIQXXGDZGKDPW4KK \
  | 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: 1cb7565775a616885ee61e4ca1bedc52be9567884a16b5163f2ccc2339b64433

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecd9e95bbcf4160e5114e904023374d337c2afe1672ea3cc6a16c58603165115",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2013-08-16T21:41:40Z",
    "title_canon_sha256": "e563f568fb4ae6bb9a55d33db4fd2727ab2d19457aa1c36aaf4e130c7910dd64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3725",
    "kind": "arxiv",
    "version": 1
  }
}