Pith Number

pith:57I2QYDE

pith:2017:57I2QYDEBLNXBZV5M53PEKHLA2

not attested not anchored not stored refs pending

Causal horizons in a bouncing universe

Kaushik Bhattacharya, Pritha Bari, Saikat Chakraborty

arxiv:1711.11395 v2 · 2017-11-30 · 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{57I2QYDEBLNXBZV5M53PEKHLA2}

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.

Cited by

1 paper in Pith

Cosmological horizons in regular bouncing backgrounds

Receipt and verification

First computed	2026-05-18T00:06:05.566506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efd1a860640adb70e6bd6776f228eb068d2c9cb5250e94e64757f457264b9d69

Aliases

arxiv: 1711.11395 · arxiv_version: 1711.11395v2 · doi: 10.48550/arxiv.1711.11395 · pith_short_12: 57I2QYDEBLNX · pith_short_16: 57I2QYDEBLNXBZV5 · pith_short_8: 57I2QYDE

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/57I2QYDEBLNXBZV5M53PEKHLA2 \
  | 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: efd1a860640adb70e6bd6776f228eb068d2c9cb5250e94e64757f457264b9d69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7ac03c6cbfd9f2fda555bc481905b54f58a7f58918728b6ddeb9b8485d3855f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-11-30T13:52:05Z",
    "title_canon_sha256": "e942a2652dc004f1f42e56439965c5d9158fca5224efc1c95124f0455c67b805"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.11395",
    "kind": "arxiv",
    "version": 2
  }
}