Pith Number

pith:PLHAHNU7

pith:2011:PLHAHNU7UILKLDWNFK2FRIJ7HL

not attested not anchored not stored refs pending

A High Resolution Study of the HI-H2 Transition across the Perseus Molecular Cloud

Adam K. Leroy, Ayesha Begum, Carl Heiles, Destry Saul, Eric J. Korpela, James Di Francesco, Jana Grcevich, J. E. G. Peek, Kevin A. Douglas, Lewis B. G. Knee, Mary E. Putman, Min-Young Lee, Nick Pingel, Snezana Stanimirovic, Steven J. Gibson

arxiv:1110.2745 v2 · 2011-10-12 · 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{PLHAHNU7UILKLDWNFK2FRIJ7HL}

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	2026-05-18T02:00:13.091290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ace03b69fa216a58ecd2ab458a13f3af6c6e018106444a93c3e1a1bcecc57f9

Aliases

arxiv: 1110.2745 · arxiv_version: 1110.2745v2 · doi: 10.48550/arxiv.1110.2745 · pith_short_12: PLHAHNU7UILK · pith_short_16: PLHAHNU7UILKLDWN · pith_short_8: PLHAHNU7

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/PLHAHNU7UILKLDWNFK2FRIJ7HL \
  | 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: 7ace03b69fa216a58ecd2ab458a13f3af6c6e018106444a93c3e1a1bcecc57f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def2a838ae1171a0da740dcc9d3ac94d05abe44ec63bc93d5f63f8021a973540",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-12T18:28:38Z",
    "title_canon_sha256": "22ebfc0c550e6b22113add0ba5b608069bf878f7e71ea9a01e55c52dfe37a360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2745",
    "kind": "arxiv",
    "version": 2
  }
}