Pith Number

pith:MR74SZJ3

pith:2014:MR74SZJ3T2Z5O3KMHBHMBQKY4G

not attested not anchored not stored refs pending

Molecular observations of comets C/2012 S1 (ISON) and C/2013 R1 (Lovejoy): HNC/HCN ratios and upper limits to PH3

D. Bockelee-Morvan, M. Agundez, N. Biver, P. Santos-Sanz, R. Moreno

arxiv:1403.0463 v2 · 2014-03-03 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MR74SZJ3T2Z5O3KMHBHMBQKY4G}

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	2026-05-18T01:44:20.981831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

647fc9653b9eb3d76d4c384ec0c158e1b2582eaa71a7f452e829a1e90b8d6494

Aliases

arxiv: 1403.0463 · arxiv_version: 1403.0463v2 · doi: 10.48550/arxiv.1403.0463 · pith_short_12: MR74SZJ3T2Z5 · pith_short_16: MR74SZJ3T2Z5O3KM · pith_short_8: MR74SZJ3

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/MR74SZJ3T2Z5O3KMHBHMBQKY4G \
  | 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: 647fc9653b9eb3d76d4c384ec0c158e1b2582eaa71a7f452e829a1e90b8d6494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08b529d002245a5896e893313c31c17816085a71a656dddb57e32002d97f15db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-03-03T15:31:47Z",
    "title_canon_sha256": "573b21d208d335abd76f9e1a1b4ff185a83a1a798817d661200d06f4ebb39e2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0463",
    "kind": "arxiv",
    "version": 2
  }
}