Pith Number

pith:VQCLFI65

pith:2013:VQCLFI65YLTGMV677NMF4BLRFM

not attested not anchored not stored refs pending

Pumping of the 4.8 GHz H$_{\text{2}}$CO masers and its implications for the periodic masers in G37.55+0.20

D.J. van der Walt

arxiv:1312.6212 v2 · 2013-12-21 · 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{VQCLFI65YLTGMV677NMF4BLRFM}

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	2026-05-18T01:45:42.958215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac04b2a3ddc2e66657dffb585e05712b1c382ed384318731d7b109b32b8a2fea

Aliases

arxiv: 1312.6212 · arxiv_version: 1312.6212v2 · doi: 10.48550/arxiv.1312.6212 · pith_short_12: VQCLFI65YLTG · pith_short_16: VQCLFI65YLTGMV67 · pith_short_8: VQCLFI65

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/VQCLFI65YLTGMV677NMF4BLRFM \
  | 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: ac04b2a3ddc2e66657dffb585e05712b1c382ed384318731d7b109b32b8a2fea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce67d2e3d2369523c91e8f461edf6f6f5537df41469087669d5157ba45c8156f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-21T06:33:01Z",
    "title_canon_sha256": "0998641c94423e61c2ab086b056d7f881246855d6e5951efb9c6014204c21683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6212",
    "kind": "arxiv",
    "version": 2
  }
}