Pith Number

pith:HH4A2E3Y

pith:2022:HH4A2E3YJ6GL7Y5G4PGW33VRMM

not attested not anchored not stored refs pending

Importance of source structure on complex organics emission. I. Observations of CH$_3$OH from low-mass to high-mass protostars

A. Ahmadi, \'A. S\'anchez-Monge, B. Tabone, E. F. van Dishoeck, G. A. Fuller, M. L. van Gelder, M. T. Beltr\'an, N. Sakai, P. Nazari, P. Schilke, Y.-L. Yang, Y. Zhang

arxiv:2202.04723 v2 · 2022-02-09 · astro-ph.SR · 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{HH4A2E3YJ6GL7Y5G4PGW33VRMM}

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	2026-07-05T04:33:30.374000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39f80d13784f8cbfe3a6e3cd6deeb1632a845da710804f12be8e6dc1177edd28

Aliases

arxiv: 2202.04723 · arxiv_version: 2202.04723v2 · doi: 10.48550/arxiv.2202.04723 · pith_short_12: HH4A2E3YJ6GL · pith_short_16: HH4A2E3YJ6GL7Y5G · pith_short_8: HH4A2E3Y

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/HH4A2E3YJ6GL7Y5G4PGW33VRMM \
  | 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: 39f80d13784f8cbfe3a6e3cd6deeb1632a845da710804f12be8e6dc1177edd28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1689fbf7638ee48f1bbce186b70160d7d7d8cf723a1901b98effe5ecb2f40991",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-02-09T21:00:40Z",
    "title_canon_sha256": "d124f5d4dd75356857bc53e701fb53445e51619f6d1ba5c6321e410f7e8c4357"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04723",
    "kind": "arxiv",
    "version": 2
  }
}