Pith Number

pith:KBPWKCHD

pith:2006:KBPWKCHDLS2VT6AZH2XG3IGUYR

not attested not anchored not stored refs pending

Tracing the Mass-Assembly History of Galaxies with Deep Surveys

2), 2) ((1) Universitaets-Sternwarte Muenchen, (2) Max-Planck-Institut fuer extraterrestrische Physik, Armin Gabasch (1, Garching), Georg Feulner (1, Ralf Bender (1, Ulrich Hopp (1, Yuliana Goranova (1

arxiv:astro-ph/0601638 v3 · 2006-01-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBPWKCHDLS2VT6AZH2XG3IGUYR}

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	2026-05-18T01:40:32.618916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

505f6508e35cb559f8193eae6da0d4c46dc4bb342b3e0d0567c33c6e30de2e9b

Aliases

arxiv: astro-ph/0601638 · arxiv_version: astro-ph/0601638v3 · doi: 10.48550/arxiv.astro-ph/0601638 · pith_short_12: KBPWKCHDLS2V · pith_short_16: KBPWKCHDLS2VT6AZ · pith_short_8: KBPWKCHD

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/KBPWKCHDLS2VT6AZH2XG3IGUYR \
  | 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: 505f6508e35cb559f8193eae6da0d4c46dc4bb342b3e0d0567c33c6e30de2e9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07ce17965999d68b67e162d5af8dba3419a7b66e5e1ab362d69b7cc8da19b36a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-01-27T10:47:57Z",
    "title_canon_sha256": "a70cfc64cf4665f16dccf1613a6fb6f09414226d0044b42b96c31f03a5024458"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0601638",
    "kind": "arxiv",
    "version": 3
  }
}