Pith Number

pith:IC23OW7K

pith:2011:IC23OW7KCW6EO4UIR6AHLHR53U

not attested not anchored not stored refs pending

Dynamical processes in galaxy centers

Francoise Combes (LERMA, Obs-Paris)

arxiv:1111.4770 v1 · 2011-11-21 · 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{IC23OW7KCW6EO4UIR6AHLHR53U}

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	2026-05-18T01:59:28.724342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40b5b75bea15bc4772888f80759e3ddd14e4835172d15aa2bc7b580f5a98b3c1

Aliases

arxiv: 1111.4770 · arxiv_version: 1111.4770v1 · doi: 10.48550/arxiv.1111.4770 · pith_short_12: IC23OW7KCW6E · pith_short_16: IC23OW7KCW6EO4UI · pith_short_8: IC23OW7K

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/IC23OW7KCW6EO4UIR6AHLHR53U \
  | 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: 40b5b75bea15bc4772888f80759e3ddd14e4835172d15aa2bc7b580f5a98b3c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b404baab351de6dcc593bf6abcaf5e53e6e417b7220fdf368cf98d79cdef79ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-21T06:47:36Z",
    "title_canon_sha256": "a09aef53a3a7f6cb7904fb3bce3d8bbc0ec0d06c1c1fa06235c31086bf2eda9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4770",
    "kind": "arxiv",
    "version": 1
  }
}