Pith Number

pith:UEAU7L5U

pith:2015:UEAU7L5UBUFZ7HD4L3WE26SWMO

not attested not anchored not stored refs pending

Matters of Gravity, The Newsletter of the Topical Group on Gravitation of the American Physical Society, Volume 46, December 2015

David Garfinkle

arxiv:1512.07646 v1 · 2015-12-23 · 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{UEAU7L5UBUFZ7HD4L3WE26SWMO}

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	2026-05-18T01:23:48.903062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1014fafb40d0b9f9c7c5eec4d7a5663a5a424a0ecfa58e9ca7effe084d79161

Aliases

arxiv: 1512.07646 · arxiv_version: 1512.07646v1 · doi: 10.48550/arxiv.1512.07646 · pith_short_12: UEAU7L5UBUFZ · pith_short_16: UEAU7L5UBUFZ7HD4 · pith_short_8: UEAU7L5U

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/UEAU7L5UBUFZ7HD4L3WE26SWMO \
  | 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: a1014fafb40d0b9f9c7c5eec4d7a5663a5a424a0ecfa58e9ca7effe084d79161

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26ba5c5533ff23d26291a81593987431c458783fbbea22e9108c182ca4acd000",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-12-23T21:56:53Z",
    "title_canon_sha256": "8c4507d2532b5d51b2e30eae9fcb2e9e9af439e51fe50ca0a7f64af479012f52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07646",
    "kind": "arxiv",
    "version": 1
  }
}