Pith Number

pith:GRLODD3N

pith:2012:GRLODD3NS3BBZK67QLWKNNALSC

not attested not anchored not stored refs pending

Introduction to evolution equations in geometry

Bianca Santoro

arxiv:1205.1039 v1 · 2012-05-04 · 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{GRLODD3NS3BBZK67QLWKNNALSC}

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	2026-05-18T03:56:23.304270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3456e18f6d96c21cabdf82eca6b40b908310837b7597a7ddb1013e4861eb04d1

Aliases

arxiv: 1205.1039 · arxiv_version: 1205.1039v1 · doi: 10.48550/arxiv.1205.1039 · pith_short_12: GRLODD3NS3BB · pith_short_16: GRLODD3NS3BBZK67 · pith_short_8: GRLODD3N

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/GRLODD3NS3BBZK67QLWKNNALSC \
  | 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: 3456e18f6d96c21cabdf82eca6b40b908310837b7597a7ddb1013e4861eb04d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4c34e6c5d78038c63aa160137d832603385adb59e91d5835d044c97be65f747",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-05-04T18:58:40Z",
    "title_canon_sha256": "43dd755b96cf5c1a8dfbea74b13d1b7074e1cff42edc9ae72361c5fa49fa9d1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1039",
    "kind": "arxiv",
    "version": 1
  }
}