Pith Number

pith:BVKZQ3YL

pith:2011:BVKZQ3YL2XVMP6OLINQRPBT5V2

not attested not anchored not stored refs pending

Submillimeter Observations of Dense Clumps in the Infrared Dark Cloud G049.40-00.01

Chao-Wei Tsai, Jeong-Eun Lee, Jeonghee Rho, John H. Bieging, Miju Kang, Minho Choi

arxiv:1110.3148 v1 · 2011-10-14 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVKZQ3YL2XVMP6OLINQRPBT5V2}

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	2026-05-18T02:00:12.394791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d55986f0bd5eac7f9cb436117867dae8800520c6f782878de5858775aa9cb76

Aliases

arxiv: 1110.3148 · arxiv_version: 1110.3148v1 · doi: 10.48550/arxiv.1110.3148 · pith_short_12: BVKZQ3YL2XVM · pith_short_16: BVKZQ3YL2XVMP6OL · pith_short_8: BVKZQ3YL

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/BVKZQ3YL2XVMP6OLINQRPBT5V2 \
  | 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: 0d55986f0bd5eac7f9cb436117867dae8800520c6f782878de5858775aa9cb76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4628109d0a3eb2d88b90ffe2df11e4fa794b056e2c6e2b3a9b34233baad9044c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-14T08:54:57Z",
    "title_canon_sha256": "19e77c7227b68fcf96f55c5551c892db8941751a669a1c3fbf7e93f996e64be8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3148",
    "kind": "arxiv",
    "version": 1
  }
}