Pith Number

pith:6JQ4IIJG

pith:2015:6JQ4IIJGRMFIR26ZI22MWMETDO

not attested not anchored not stored refs pending

Scalar field as a Bose-Einstein condensate in a Schwarzschild-de Sitter spacetime

Alfredo Mac\'ias, Celia Escamilla-Rivera, Claus L\"ammerzahl, El\'ias Castellanos

arxiv:1512.03118 v2 · 2015-12-10 · 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{6JQ4IIJGRMFIR26ZI22MWMETDO}

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	2026-05-18T00:41:42.148135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f261c421268b0a88ebd946b4cb30931bbf809e07825bc6a4c55e12d5576a3822

Aliases

arxiv: 1512.03118 · arxiv_version: 1512.03118v2 · doi: 10.48550/arxiv.1512.03118 · pith_short_12: 6JQ4IIJGRMFI · pith_short_16: 6JQ4IIJGRMFIR26Z · pith_short_8: 6JQ4IIJG

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/6JQ4IIJGRMFIR26ZI22MWMETDO \
  | 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: f261c421268b0a88ebd946b4cb30931bbf809e07825bc6a4c55e12d5576a3822

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a92e5b2d739f9f6dd36b4e764fecad0f734318f178187537c0743e22d776f12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-12-10T00:39:43Z",
    "title_canon_sha256": "da0651afc1e2557e605aa69dd4daee4e15f2f867a0807b8d54331ffa49701175"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03118",
    "kind": "arxiv",
    "version": 2
  }
}