Pith Number

pith:YN5IZCRG

pith:2015:YN5IZCRGX6X5GSSRZVJSUNHBRH

not attested not anchored not stored refs pending

A perfect-fluid spacetime for a slightly deformed mass

Hernando Quevedo, Kuantay Boshkayev, Medeu Abishev, Saken Toktarbay

arxiv:1510.03699 v1 · 2015-10-08 · 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{YN5IZCRGX6X5GSSRZVJSUNHBRH}

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	2026-05-18T01:19:05.708684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c37a8c8a26bfafd34a51cd532a34e189ebfc0572a2af723197161229706d2295

Aliases

arxiv: 1510.03699 · arxiv_version: 1510.03699v1 · doi: 10.48550/arxiv.1510.03699 · pith_short_12: YN5IZCRGX6X5 · pith_short_16: YN5IZCRGX6X5GSSR · pith_short_8: YN5IZCRG

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/YN5IZCRGX6X5GSSRZVJSUNHBRH \
  | 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: c37a8c8a26bfafd34a51cd532a34e189ebfc0572a2af723197161229706d2295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd5a2496f551ee96a46b75f2c66e2ace86039be1d8e6974380a4565ba5c78761",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-08T09:01:57Z",
    "title_canon_sha256": "ed63ea6ea5f56f122b3f01adea89c9fb068612a3d2250198442054698599eb32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03699",
    "kind": "arxiv",
    "version": 1
  }
}