Pith Number

pith:UVURPTQV

pith:2011:UVURPTQVH4RGKDPBZ25R25M23U

not attested not anchored not stored refs pending

Detection of interstellar hydrogen peroxide

B. Larsson, B. Parise, H. Olofsson, K. M. Menten, P. Bergman, R. G\"usten, R. Liseau

arxiv:1105.5799 v2 · 2011-05-29 · 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{UVURPTQVH4RGKDPBZ25R25M23U}

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	2026-05-18T04:20:52.310569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a56917ce153f22650de1cebb1d759add21217dc4b3193e131f5861158290cb80

Aliases

arxiv: 1105.5799 · arxiv_version: 1105.5799v2 · doi: 10.48550/arxiv.1105.5799 · pith_short_12: UVURPTQVH4RG · pith_short_16: UVURPTQVH4RGKDPB · pith_short_8: UVURPTQV

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/UVURPTQVH4RGKDPBZ25R25M23U \
  | 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: a56917ce153f22650de1cebb1d759add21217dc4b3193e131f5861158290cb80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f21646f0e66498dad76fe8d3550df7476ac3a99637e0e99a2ccf1d40f544096",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-05-29T15:30:59Z",
    "title_canon_sha256": "f20d66529e00fc6361d9909b35afa05143515b1c4a2fd3a1db4da8073728cb29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5799",
    "kind": "arxiv",
    "version": 2
  }
}