Pith Number

pith:TEFPTFO3

pith:2014:TEFPTFO3GCYCLY65FC7XDPO6YS

not attested not anchored not stored refs pending

How to detect super-massive binary black holes at parsec scales

CAS), Xiang Liu (Xinjiang Astronomical Observatory

arxiv:1410.2351 v2 · 2014-10-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TEFPTFO3GCYCLY65FC7XDPO6YS}

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	2026-05-18T01:12:15.074568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

990af995db30b025e3dd28bf71bddec4b676cb6745451f76c24eda6b53ae6b03

Aliases

arxiv: 1410.2351 · arxiv_version: 1410.2351v2 · doi: 10.48550/arxiv.1410.2351 · pith_short_12: TEFPTFO3GCYC · pith_short_16: TEFPTFO3GCYCLY65 · pith_short_8: TEFPTFO3

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/TEFPTFO3GCYCLY65FC7XDPO6YS \
  | 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: 990af995db30b025e3dd28bf71bddec4b676cb6745451f76c24eda6b53ae6b03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d7ab1a54a09b201d2e1ee6c9cd6d14dad3c02f4ca30a0cb6024c74c41cc54ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-10-09T04:08:51Z",
    "title_canon_sha256": "b4c6fb2885424ea7d635bdd052750ac76be033f50c860cda3ba2a628de5b18e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2351",
    "kind": "arxiv",
    "version": 2
  }
}