Pith Number

pith:H7CMPEEH

pith:2025:H7CMPEEHVL4IN42EDOXTLV3O4I

not attested not anchored not stored refs pending

Observations of non complex organic molecules in the gas phase of the interstellar medium

Charlotte Vastel, Francesco Fontani

arxiv:2506.02641 v1 · 2025-06-03 · 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{H7CMPEEHVL4IN42EDOXTLV3O4I}

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	2026-07-05T11:15:05.817023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fc4c79087aaf886f3441baf35d76ee236d724856ed42c8af558a57242cb5fd6

Aliases

arxiv: 2506.02641 · arxiv_version: 2506.02641v1 · doi: 10.48550/arxiv.2506.02641 · pith_short_12: H7CMPEEHVL4I · pith_short_16: H7CMPEEHVL4IN42E · pith_short_8: H7CMPEEH

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/H7CMPEEHVL4IN42EDOXTLV3O4I \
  | 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: 3fc4c79087aaf886f3441baf35d76ee236d724856ed42c8af558a57242cb5fd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd174d5ad18f76661d619d256fee9bb2a9d93a37f136333d0c807809f32047c1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-06-03T08:56:59Z",
    "title_canon_sha256": "0615f544cfb69596160026395e9edcad924a7ee9f575e0febd009915c2bb5377"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02641",
    "kind": "arxiv",
    "version": 1
  }
}