Pith Number

pith:KLW5DUXD

pith:2018:KLW5DUXDAKW4TTWB3BECJDIEQU

not attested not anchored not stored refs pending

Matters of Gravity, The Newsletter of the Division of Gravitational Physics of the American Physical Society, Volume 51, June 2018

David Garfinkle

arxiv:1807.06105 v1 · 2018-07-16 · 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{KLW5DUXDAKW4TTWB3BECJDIEQU}

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	2026-05-18T00:10:34.018060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52edd1d2e302adc9cec1d848248d04850b58612129bf5e69a9c8ca41d99a6f9f

Aliases

arxiv: 1807.06105 · arxiv_version: 1807.06105v1 · doi: 10.48550/arxiv.1807.06105 · pith_short_12: KLW5DUXDAKW4 · pith_short_16: KLW5DUXDAKW4TTWB · pith_short_8: KLW5DUXD

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/KLW5DUXDAKW4TTWB3BECJDIEQU \
  | 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: 52edd1d2e302adc9cec1d848248d04850b58612129bf5e69a9c8ca41d99a6f9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "401bda30d19c414cc30f05171e7ec2f3d336010a3bf37a81ee286beb3cdc712b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-07-16T20:54:51Z",
    "title_canon_sha256": "14f8be3113b02dcf7f7ae141cf308077f7350a8ac4979c4f4f57b01419134326"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06105",
    "kind": "arxiv",
    "version": 1
  }
}