Pith Number

pith:HT3SYHLS

pith:2009:HT3SYHLSQ4YEURP3KISNJP4CDT

not attested not anchored not stored refs pending

Normal geodesics connecting two non-necessarily spacelike submanifolds in a stationary spacetime

Anna Maria Candela, Erasmo Caponio, Rossella Bartolo

arxiv:0902.2754 v3 · 2009-02-16 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HT3SYHLSQ4YEURP3KISNJP4CDT}

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	2026-05-18T04:31:51.257398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cf72c1d7287304a45fb5224d4bf821cd4b7ebd344920d5eb1f6a32cfa14cfee

Aliases

arxiv: 0902.2754 · arxiv_version: 0902.2754v3 · doi: 10.48550/arxiv.0902.2754 · pith_short_12: HT3SYHLSQ4YE · pith_short_16: HT3SYHLSQ4YEURP3 · pith_short_8: HT3SYHLS

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/HT3SYHLSQ4YEURP3KISNJP4CDT \
  | 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: 3cf72c1d7287304a45fb5224d4bf821cd4b7ebd344920d5eb1f6a32cfa14cfee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd21c99cde80e69140a94bfa8a2d71041820d0b2a79a4285618cea5dad195015",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2009-02-16T18:19:42Z",
    "title_canon_sha256": "b637e9501371c826fd075d4e5f9d13d99d197867f4cc311e1284ec8f76847804"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2754",
    "kind": "arxiv",
    "version": 3
  }
}