Pith Number

pith:GCBX6XX3

pith:2020:GCBX6XX3PW55H5ZWYTWX6R5IO2

not attested not anchored not stored refs pending

Long Tidal Tails in Merging Galaxies and Their Implications

David Valls-Gabaud, Dongdong Shi, Eric F. Bell, Jianbo Qin, Jian Ren, Man Qiao, Pierre-Alain Duc, Run Wen, Xian Zhong Zheng, Yongqiang He, Zhizheng Pan

arxiv:2009.11879 v1 · 2020-09-24 · 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{GCBX6XX3PW55H5ZWYTWX6R5IO2}

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	2026-07-05T01:48:55.438268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30837f5efb7dbbd3f736c4ed7f47a8768185de2e8283a975a1099f98c44fdbe4

Aliases

arxiv: 2009.11879 · arxiv_version: 2009.11879v1 · doi: 10.48550/arxiv.2009.11879 · pith_short_12: GCBX6XX3PW55 · pith_short_16: GCBX6XX3PW55H5ZW · pith_short_8: GCBX6XX3

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/GCBX6XX3PW55H5ZWYTWX6R5IO2 \
  | 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: 30837f5efb7dbbd3f736c4ed7f47a8768185de2e8283a975a1099f98c44fdbe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07599bd4812cfc7fec8744372771086bfd71c22eefd432523a141907d4b350c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-09-24T18:00:05Z",
    "title_canon_sha256": "d8d24f62fc707769f3b853940b9f21a9951961e533dd2d037fc7e18111ca864f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.11879",
    "kind": "arxiv",
    "version": 1
  }
}