Pith Number

pith:TXOO4MNX

pith:2011:TXOO4MNXI436TCUTWEKWOUXCIR

not attested not anchored not stored refs pending

Can neutral and ionized PAHs be carriers of the UV extinction bump and the diffuse interstellar bands?

Friedrich Huisken, Jordy Bouwman, Mathias Steglich, Thomas Henning

arxiv:1108.2972 v2 · 2011-08-15 · astro-ph.GA · physics.chem-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{TXOO4MNXI436TCUTWEKWOUXCIR}

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	2026-05-18T04:09:56.095927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ddcee31b74737e98a93b1156752e2445a438ce89aea8eccb5570b8bd37992c2

Aliases

arxiv: 1108.2972 · arxiv_version: 1108.2972v2 · doi: 10.48550/arxiv.1108.2972 · pith_short_12: TXOO4MNXI436 · pith_short_16: TXOO4MNXI436TCUT · pith_short_8: TXOO4MNX

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/TXOO4MNXI436TCUTWEKWOUXCIR \
  | 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: 9ddcee31b74737e98a93b1156752e2445a438ce89aea8eccb5570b8bd37992c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "852ac6860f8ce42589b69a9abb5455b8dea3db7afc43a7a93a08268d9abc9f67",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-08-15T11:41:55Z",
    "title_canon_sha256": "16d58494e652fabc900a1e45f65d24d18afac38936a7372268e01d832a973679"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2972",
    "kind": "arxiv",
    "version": 2
  }
}