Pith Number

pith:IE6CKKFT

pith:2015:IE6CKKFTWAYNLCFFHY3ZBZHZ3G

not attested not anchored not stored refs pending

H2 formation on PAHs in photodissociation regions: a high-temperature pathway to molecular hydrogen

Leon Boschman, Marco Spaans, Ronnie Hoekstra, St\'ephanie Cazaux, Thomas Schlath\"olter

arxiv:1504.08276 v1 · 2015-04-30 · 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{IE6CKKFTWAYNLCFFHY3ZBZHZ3G}

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	2026-05-18T01:37:34.668786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

413c2528b3b030d588a53e3790e4f9d98937a0cdeddc5dfd5b15ef179b82ba81

Aliases

arxiv: 1504.08276 · arxiv_version: 1504.08276v1 · doi: 10.48550/arxiv.1504.08276 · pith_short_12: IE6CKKFTWAYN · pith_short_16: IE6CKKFTWAYNLCFF · pith_short_8: IE6CKKFT

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/IE6CKKFTWAYNLCFFHY3ZBZHZ3G \
  | 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: 413c2528b3b030d588a53e3790e4f9d98937a0cdeddc5dfd5b15ef179b82ba81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dd14b1af05a2c23f7ea53817c553f3772eb2a89fc12fc6fd2ad1a23b0731370",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-30T15:40:48Z",
    "title_canon_sha256": "6a332a1724ea84f8e182bab81a88ad478f72fd0940367cead6a3d68a6d32ea71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08276",
    "kind": "arxiv",
    "version": 1
  }
}