Pith Number

pith:NC4DBMWU

pith:2022:NC4DBMWUCFEKVZSWEASMLD2I3S

not attested not anchored not stored refs pending

Relativistic location algorithm in curved spacetime

Filip Hejda, Justin C. Feng, Sante Carloni

arxiv:2201.01774 v2 · 2022-01-05 · 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{NC4DBMWUCFEKVZSWEASMLD2I3S}

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	2026-07-05T04:49:22.146129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68b830b2d41148aae6562024c58f48dc9da0ebea2159f35b5d9f594608dc7b04

Aliases

arxiv: 2201.01774 · arxiv_version: 2201.01774v2 · doi: 10.48550/arxiv.2201.01774 · pith_short_12: NC4DBMWUCFEK · pith_short_16: NC4DBMWUCFEKVZSW · pith_short_8: NC4DBMWU

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/NC4DBMWUCFEKVZSWEASMLD2I3S \
  | 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: 68b830b2d41148aae6562024c58f48dc9da0ebea2159f35b5d9f594608dc7b04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70ac8a97bae22d3b00fc4cba69d67c709df8f41d754dda988365658b2b93001c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-01-05T19:00:00Z",
    "title_canon_sha256": "d127c3283847b3193e1a98877103e04be42a145af52b9cb3447e7559619f808d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.01774",
    "kind": "arxiv",
    "version": 2
  }
}