Pith Number

pith:TGQ36AE7

pith:2017:TGQ36AE7ZIOQGHFAK7BJ6PPS37

not attested not anchored not stored refs pending

First detection of the 448 GHz H2O transition in space

A. Alonso-Herrero, A. Usero, D. Rigopoulou, E. Gonz\'alez-Alfonso, F. Rico, J. Mart\'in-Pintado, L. Colina, M. Pereira-Santaella, S. Arribas, S. Cazzoli, S. Garc\'ia-Burillo, T. Storchi Bergmann

arxiv:1704.05278 v1 · 2017-04-18 · 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{TGQ36AE7ZIOQGHFAK7BJ6PPS37}

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	2026-05-18T00:45:10.613090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99a1bf009fca1d031ca057c29f3df2dfe2780d52dd983fac23164929ecf415cb

Aliases

arxiv: 1704.05278 · arxiv_version: 1704.05278v1 · doi: 10.48550/arxiv.1704.05278 · pith_short_12: TGQ36AE7ZIOQ · pith_short_16: TGQ36AE7ZIOQGHFA · pith_short_8: TGQ36AE7

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/TGQ36AE7ZIOQGHFAK7BJ6PPS37 \
  | 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: 99a1bf009fca1d031ca057c29f3df2dfe2780d52dd983fac23164929ecf415cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ecba758125aae384d212cd283092856de865b982ad3493144b0526d1f91e624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-18T11:32:23Z",
    "title_canon_sha256": "cc55f8f5c9d618ca33439cab26aec8f0c8ee8d18f3c2482177678aba4ccb1f6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05278",
    "kind": "arxiv",
    "version": 1
  }
}