Pith Number

pith:UUFAEQBK

pith:2011:UUFAEQBKG7VL4N3AJTLNY6BYJ5

not attested not anchored not stored refs pending

The large-scale structure in the Chandra Deep Field South

Andrea Comastri, Dario Trevese, Enrico Piconcelli, Fabrizio Fiore, Laura Pentericci, Marco Castellano, Piero Ranalli

arxiv:1103.5996 v1 · 2011-03-30 · 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{UUFAEQBKG7VL4N3AJTLNY6BYJ5}

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	2026-05-18T02:02:42.636207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a50a02402a37eabe37604cd6dc78384f4ad5fd60b4cf88b48cb5e74b50fde5f4

Aliases

arxiv: 1103.5996 · arxiv_version: 1103.5996v1 · doi: 10.48550/arxiv.1103.5996 · pith_short_12: UUFAEQBKG7VL · pith_short_16: UUFAEQBKG7VL4N3A · pith_short_8: UUFAEQBK

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/UUFAEQBKG7VL4N3AJTLNY6BYJ5 \
  | 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: a50a02402a37eabe37604cd6dc78384f4ad5fd60b4cf88b48cb5e74b50fde5f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d48690414869cff1e96f2242a80e77ffa2fe83eb9c908c3ab3fe48c9c9cc4bbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-30T17:21:41Z",
    "title_canon_sha256": "874a70d0709924b69c52052ec04543fa112e8d52d896743cf9cb7410c285c571"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5996",
    "kind": "arxiv",
    "version": 1
  }
}