Pith Number

pith:P7RLQYBN

pith:2009:P7RLQYBNAXZVXLQTVNFZ5MVPXZ

not attested not anchored not stored refs pending

On the filamentary environment of galaxies

C. Gay, C. Pichon, D. Le Borgne, J. Devriendt, R. Teyssier, T. Sousbie

arxiv:0910.1728 v2 · 2009-10-09 · 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{P7RLQYBNAXZVXLQTVNFZ5MVPXZ}

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	2026-05-18T02:11:25.154086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fe2b8602d05f35bae13ab4b9eb2afbe6581874f7695021ec687cb214db37c30

Aliases

arxiv: 0910.1728 · arxiv_version: 0910.1728v2 · doi: 10.48550/arxiv.0910.1728 · pith_short_12: P7RLQYBNAXZV · pith_short_16: P7RLQYBNAXZVXLQT · pith_short_8: P7RLQYBN

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/P7RLQYBNAXZVXLQTVNFZ5MVPXZ \
  | 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: 7fe2b8602d05f35bae13ab4b9eb2afbe6581874f7695021ec687cb214db37c30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15ded76b7f54a3e6ea72d3eeddcf6ad1151253a20d05b41ed16095359facf7f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-09T12:31:31Z",
    "title_canon_sha256": "507c339dd2c0571f6495167554571a41d1a381e79b7bd973d02303abadcc42ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1728",
    "kind": "arxiv",
    "version": 2
  }
}