Pith Number

pith:TI544WDO

pith:2012:TI544WDOF4EESQUDJYCGIZF2FI

not attested not anchored not stored refs pending

Nonnegatively curved homogeneous metrics in low dimensions

Andreas Kollross, Megan M. Kerr

arxiv:1201.4744 v2 · 2012-01-23 · 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{TI544WDOF4EESQUDJYCGIZF2FI}

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	2026-05-18T03:41:10.892716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a3bce586e2f084942834e046464ba2a1affd5020974add2b99d6ede520242d3

Aliases

arxiv: 1201.4744 · arxiv_version: 1201.4744v2 · doi: 10.48550/arxiv.1201.4744 · pith_short_12: TI544WDOF4EE · pith_short_16: TI544WDOF4EESQUD · pith_short_8: TI544WDO

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/TI544WDOF4EESQUDJYCGIZF2FI \
  | 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: 9a3bce586e2f084942834e046464ba2a1affd5020974add2b99d6ede520242d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6850944010fe49f2cee456b6468df2617b19fbe1ffbf7c631e1716526a96bf60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-01-23T15:42:52Z",
    "title_canon_sha256": "bad05d3bd61a8dec5104e37989f9e3fdfce73298b8294348f49c9c62163b3915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.4744",
    "kind": "arxiv",
    "version": 2
  }
}