Pith Number

pith:WL4HMPYI

pith:2013:WL4HMPYITAWBPWRSOE6FGXUDSB

not attested not anchored not stored refs pending

Quantum fields in gravity

Giovanni Acquaviva

arxiv:1301.3291 v1 · 2013-01-15 · gr-qc

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

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	2026-05-18T03:36:25.954849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2f8763f08982c17da32713c535e839046bdfcf90f890405a7356acf94e94390

Aliases

arxiv: 1301.3291 · arxiv_version: 1301.3291v1 · doi: 10.48550/arxiv.1301.3291 · pith_short_12: WL4HMPYITAWB · pith_short_16: WL4HMPYITAWBPWRS · pith_short_8: WL4HMPYI

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/WL4HMPYITAWBPWRSOE6FGXUDSB \
  | 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: b2f8763f08982c17da32713c535e839046bdfcf90f890405a7356acf94e94390

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fc9c60707cfc8ba1d3d7696d9811d25ee1a9a321c5aa94eefa85789e4bdba02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-15T10:22:07Z",
    "title_canon_sha256": "cf41d42d7943249be63961479da318761bcd9fe9b3483780897b4db4dd702fb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3291",
    "kind": "arxiv",
    "version": 1
  }
}