Pith Number

pith:KYVGXZYK

pith:2009:KYVGXZYKGYYRHRJ2UB5HQU55QS

not attested not anchored not stored refs pending

Polycyclic aromatic hydrocarbons with SPICA

A. G. G. M. Tielens, C. Joblin, G. Mulas, J. R. Goicoechea, O. Berne

arxiv:0910.4069 v1 · 2009-10-21 · 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{KYVGXZYKGYYRHRJ2UB5HQU55QS}

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	2026-05-18T02:11:13.344232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

562a6be70a363113c53aa07a7853bd84ac5d0d4cc25d0f041c80218535d118a7

Aliases

arxiv: 0910.4069 · arxiv_version: 0910.4069v1 · doi: 10.48550/arxiv.0910.4069 · pith_short_12: KYVGXZYKGYYR · pith_short_16: KYVGXZYKGYYRHRJ2 · pith_short_8: KYVGXZYK

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/KYVGXZYKGYYRHRJ2UB5HQU55QS \
  | 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: 562a6be70a363113c53aa07a7853bd84ac5d0d4cc25d0f041c80218535d118a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a6a1ed128b3e2165c480b760afa9b17cf89abcc4bd02d19dd9c30f9f1519252",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-21T12:21:20Z",
    "title_canon_sha256": "b3be14df6fc273b6e06ad74adf27752919a516eeaf19d16326783bf320cf9eba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4069",
    "kind": "arxiv",
    "version": 1
  }
}