Pith Number

pith:GNVZ6OXK

pith:2023:GNVZ6OXKMEHCMTTNHWNCP6LSMG

not attested not anchored not stored refs pending

The hunt for formamide in interstellar ices: A toolkit of laboratory infrared spectra in astronomically relevant ice mixtures and comparisons to ISO, Spitzer, and JWST observations

Ewine Fleur van Dishoeck, Harold Linnartz, Katerina Slavicinska, Ko-Ju Chuang, Marina Gomes Rachid, Will Robson Monteiro Rocha

arxiv:2307.04790 v2 · 2023-07-10 · astro-ph.GA · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNVZ6OXKMEHCMTTNHWNCP6LSMG}

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	2026-07-05T06:45:51.409335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

336b9f3aea610e264e6d3d9a27f97261a5b6e0e46f6927a6f9cddc958283c434

Aliases

arxiv: 2307.04790 · arxiv_version: 2307.04790v2 · doi: 10.48550/arxiv.2307.04790 · pith_short_12: GNVZ6OXKMEHC · pith_short_16: GNVZ6OXKMEHCMTTN · pith_short_8: GNVZ6OXK

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/GNVZ6OXKMEHCMTTNHWNCP6LSMG \
  | 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: 336b9f3aea610e264e6d3d9a27f97261a5b6e0e46f6927a6f9cddc958283c434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df60dc70e7862cbf23df488099cc6563d350009a1dd37c461edae9e3314872b6",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-07-10T18:00:03Z",
    "title_canon_sha256": "234153689e3761bb5f531c04cb77b6ae08af4c78e4d84f03099cc2bf2794e71d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.04790",
    "kind": "arxiv",
    "version": 2
  }
}