Pith Number

pith:7IG434L6

pith:2011:7IG434L62XGSXCWIYRTHIPMQ6Q

not attested not anchored not stored refs pending

On the existence of bibundles

Danny Stevenson, David Michael Roberts, Michael Murray

arxiv:1102.4388 v2 · 2011-02-22 · 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{7IG434L62XGSXCWIYRTHIPMQ6Q}

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	2026-05-18T03:32:57.385968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa0dcdf17ed5cd2b8ac8c466743d90f4096ff14fbef39e8da143d0e092df76b2

Aliases

arxiv: 1102.4388 · arxiv_version: 1102.4388v2 · doi: 10.48550/arxiv.1102.4388 · pith_short_12: 7IG434L62XGS · pith_short_16: 7IG434L62XGSXCWI · pith_short_8: 7IG434L6

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/7IG434L62XGSXCWIYRTHIPMQ6Q \
  | 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: fa0dcdf17ed5cd2b8ac8c466743d90f4096ff14fbef39e8da143d0e092df76b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c54fec210057cec44673abf20708a8775b1435a42a2b781b8b5da403505d04e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-02-22T02:14:31Z",
    "title_canon_sha256": "ac396173406d9566b7fd30c7767ebbf2524e71a75260e07e729d3b674b8f2db9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4388",
    "kind": "arxiv",
    "version": 2
  }
}