Pith Number

pith:23JYVAHG

pith:2019:23JYVAHGVVULBK4P2645VTKVF4

not attested not anchored not stored refs pending

Matters of Gravity: The Newsletter of the Division of Gravitational Physics of the American Physical Society. Number 53. June, 2019

David Garfinkle

arxiv:1907.03578 v1 · 2019-07-03 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23JYVAHGVVULBK4P2645VTKVF4}

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	2026-05-17T23:41:14.280602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6d38a80e6ad68b0ab8fd7b9dacd552f14e8085d5a9af97f442cef0eed8d57ca

Aliases

arxiv: 1907.03578 · arxiv_version: 1907.03578v1 · doi: 10.48550/arxiv.1907.03578 · pith_short_12: 23JYVAHGVVUL · pith_short_16: 23JYVAHGVVULBK4P · pith_short_8: 23JYVAHG

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/23JYVAHGVVULBK4P2645VTKVF4 \
  | 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: d6d38a80e6ad68b0ab8fd7b9dacd552f14e8085d5a9af97f442cef0eed8d57ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cfeb05874363e2dbd09bfe45eda6c456f1bdd6604f94671575fcdf837ce5039",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-07-03T20:22:34Z",
    "title_canon_sha256": "36433993bf8a12a432f9f92e8000e303cbbba09af99a4960bb87219c67837466"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03578",
    "kind": "arxiv",
    "version": 1
  }
}