Pith Number

pith:SDQPDGHI

pith:2015:SDQPDGHIV55V7GVTLG3K2HOSRH

not attested not anchored not stored refs pending

Self Tuning Scalar Fields in Spherically Symmetric Spacetimes

Stephen Appleby

arxiv:1503.06768 v1 · 2015-03-19 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SDQPDGHIV55V7GVTLG3K2HOSRH}

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	2026-05-18T02:04:05.953258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90e0f198e8af7b5f9ab359b6ad1dd289ec0c96a5a9b5910fb5bd7b32879cb348

Aliases

arxiv: 1503.06768 · arxiv_version: 1503.06768v1 · doi: 10.48550/arxiv.1503.06768 · pith_short_12: SDQPDGHIV55V · pith_short_16: SDQPDGHIV55V7GVT · pith_short_8: SDQPDGHI

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/SDQPDGHIV55V7GVTLG3K2HOSRH \
  | 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: 90e0f198e8af7b5f9ab359b6ad1dd289ec0c96a5a9b5910fb5bd7b32879cb348

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f74ef715536021ad7976e440d983d01d37b45c3ae37c2336b18999d1ed98c84",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-03-19T03:10:36Z",
    "title_canon_sha256": "a309305e70fb51492694f30e0df56ae359852badeba923c672d8fa2da506bb41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06768",
    "kind": "arxiv",
    "version": 1
  }
}