Pith Number

pith:CBODIHHL

pith:2008:CBODIHHLA4UTUH3BLDPCUAWU3T

not attested not anchored not stored refs pending

The Chandra Deep Field-South Survey: 2 Ms Source Catalogs

A. C. Fabian, A. Comastri, A. E. Hornschemeier, A. Finoguenov, A. Koekemoer, A. T. Steffen, B. D. Lehmer, B. Luo, C. Vignali, D. M. Alexander, D. P. Schneider, F. E. Bauer, G. Hasinger, I. Smail, J. D. Silverman, M. Brusa, M. Paolillo, O. Shemmer, P. Rosati, R. Gilli, V. Mainieri, W. N. Brandt

arxiv:0806.3968 v1 · 2008-06-24 · 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{CBODIHHLA4UTUH3BLDPCUAWU3T}

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	2026-05-18T02:35:15.740664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

105c341ceb07293a1f6158de2a02d4dced10babbbb53b5c7d198a6708fa1ba76

Aliases

arxiv: 0806.3968 · arxiv_version: 0806.3968v1 · doi: 10.48550/arxiv.0806.3968 · pith_short_12: CBODIHHLA4UT · pith_short_16: CBODIHHLA4UTUH3B · pith_short_8: CBODIHHL

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/CBODIHHLA4UTUH3BLDPCUAWU3T \
  | 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: 105c341ceb07293a1f6158de2a02d4dced10babbbb53b5c7d198a6708fa1ba76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "532e639dc5e23448ac56671ee4a3a9c976f87cc5744e3fd730693368b66063c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-24T20:35:53Z",
    "title_canon_sha256": "4753ac5bb6c98107289fb2201e42dbf6678dfe3a8f4330ecd921ee25c2853f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3968",
    "kind": "arxiv",
    "version": 1
  }
}