Pith Number

pith:WWKH3ZD4

pith:2011:WWKH3ZD47T6GRDJUCEHUB5Y3UK

not attested not anchored not stored refs pending

Submillimeter sources behind the massive lensing clusters A370 and A2390

Amy J. Barger, Chian-Chou Chen, Jonathan P. Williams, Lennox L. Cowie, Wei-hao Wang

arxiv:1103.4376 v1 · 2011-03-22 · 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{WWKH3ZD47T6GRDJUCEHUB5Y3UK}

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	2026-05-18T02:02:48.048521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5947de47cfcfc688d34110f40f71ba2b2f9c43ccd8b64b3384dbab58e5616e9

Aliases

arxiv: 1103.4376 · arxiv_version: 1103.4376v1 · doi: 10.48550/arxiv.1103.4376 · pith_short_12: WWKH3ZD47T6G · pith_short_16: WWKH3ZD47T6GRDJU · pith_short_8: WWKH3ZD4

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/WWKH3ZD47T6GRDJUCEHUB5Y3UK \
  | 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: b5947de47cfcfc688d34110f40f71ba2b2f9c43ccd8b64b3384dbab58e5616e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13b0b9df96fed1b901c9fe0b2dc2c171b5e0ba86dee11c9d4b0e892b609e7e6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-22T20:42:23Z",
    "title_canon_sha256": "22819f6930971c5c18df02ae9e5ab13c68b92c513a1fe36b72064ed642408722"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4376",
    "kind": "arxiv",
    "version": 1
  }
}