Pith Number

pith:U645ICHH

pith:2015:U645ICHHMPYVQXDDGOCOEMG7AI

not attested not anchored not stored refs pending

On the center of mass of asymptotically hyperbolic initial data sets

Anna Sakovich, Carla Cederbaum, Julien Cortier

arxiv:1501.05559 v1 · 2015-01-22 · math.DG · gr-qc · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U645ICHHMPYVQXDDGOCOEMG7AI}

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	2026-05-18T01:14:09.367960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7b9d408e763f1585c633384e230df02208455a056f37a60829d8dd13e51c2c8

Aliases

arxiv: 1501.05559 · arxiv_version: 1501.05559v1 · doi: 10.48550/arxiv.1501.05559 · pith_short_12: U645ICHHMPYV · pith_short_16: U645ICHHMPYVQXDD · pith_short_8: U645ICHH

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/U645ICHHMPYVQXDDGOCOEMG7AI \
  | 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: a7b9d408e763f1585c633384e230df02208455a056f37a60829d8dd13e51c2c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3a1f21a8744eea7c7f8fb23673058b11a64664df6adf543aca4d8615fe9bb47",
    "cross_cats_sorted": [
      "gr-qc",
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-01-22T16:29:43Z",
    "title_canon_sha256": "f1532ca4dc59adccaa814e9d7625c50401c883a9ad6878b4f6f710591901d80f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05559",
    "kind": "arxiv",
    "version": 1
  }
}