Pith Number

pith:O2JVONRB

pith:2011:O2JVONRBQKID2SA5K6MK3Y7XWP

not attested not anchored not stored refs pending

12CO, 13CO and C18O observations along the major axes of nearby bright infrared galaxies

Qinghua Tan, Xiaoyang Xia, Yu Gao, Zhiyu Zhang

arxiv:1103.5540 v1 · 2011-03-29 · 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{O2JVONRBQKID2SA5K6MK3Y7XWP}

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	2026-05-18T02:02:43.722352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

769357362182903d481d5798ade3f7b3eed4c72abb9cd746aab098f12d8af1c5

Aliases

arxiv: 1103.5540 · arxiv_version: 1103.5540v1 · doi: 10.48550/arxiv.1103.5540 · pith_short_12: O2JVONRBQKID · pith_short_16: O2JVONRBQKID2SA5 · pith_short_8: O2JVONRB

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/O2JVONRBQKID2SA5K6MK3Y7XWP \
  | 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: 769357362182903d481d5798ade3f7b3eed4c72abb9cd746aab098f12d8af1c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518263a33b69c685017dd2cf0cd5d1b55cf2a246f458920dc9985b265c1dbae2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-29T03:40:58Z",
    "title_canon_sha256": "7fc219163cb525b61b38043db6c580fb7ce76d6c07969f225c11685cdb154839"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5540",
    "kind": "arxiv",
    "version": 1
  }
}