Pith Number

pith:VHW7TSMR

pith:2019:VHW7TSMRHVMYTHLYW5XMIEB3RT

not attested not anchored not stored refs pending

The aromatic Universe

A. Candian, A.G.G.M. Tielens, J. Zhen

arxiv:1908.05918 v1 · 2019-08-16 · astro-ph.GA · astro-ph.SR · physics.chem-ph · physics.pop-ph · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHW7TSMRHVMYTHLYW5XMIEB3RT}

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	2026-07-04T23:57:54.390648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9edf9c9913d59899d78b76ec4103b8cefcbc5f3b93a362dbe5b77e01b8db250

Aliases

arxiv: 1908.05918 · arxiv_version: 1908.05918v1 · doi: 10.48550/arxiv.1908.05918 · pith_short_12: VHW7TSMRHVMY · pith_short_16: VHW7TSMRHVMYTHLY · pith_short_8: VHW7TSMR

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/VHW7TSMRHVMYTHLYW5XMIEB3RT \
  | 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: a9edf9c9913d59899d78b76ec4103b8cefcbc5f3b93a362dbe5b77e01b8db250

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08929171e253f2bb1734f354e3fc40a655d315bee11a3e41551fffa69b8c539d",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "physics.chem-ph",
      "physics.pop-ph",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-16T10:11:54Z",
    "title_canon_sha256": "b6c5b4f3f99373b39a66dc9da5494d267d8dd6a661473eaff9b4b2047de1acb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05918",
    "kind": "arxiv",
    "version": 1
  }
}