Pith Number

pith:33PE4LTI

pith:2008:33PE4LTI5FKLP25HAMHSG7MQ7O

not attested not anchored not stored refs pending

The TEXES Survey For H2 Emission From Protoplanetary Disks

C. Salyk, D.J. Hollenbach, D.T. Jaffe, G.A. Blake, G.J. Herczeg, G.W. Doppmann, J.H. Lacy, J.R. Najita, M.A. Bitner, M.J. Richter, T. Currie, T.K. Greathouse

arxiv:0808.1099 v1 · 2008-08-07 · astro-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{33PE4LTI5FKLP25HAMHSG7MQ7O}

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	2026-07-04T17:12:17.073268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dede4e2e68e954b7eba7030f237d90fba6c37914eea9ef9688e8f13d44453e71

Aliases

arxiv: 0808.1099 · arxiv_version: 0808.1099v1 · doi: 10.48550/arxiv.0808.1099 · pith_short_12: 33PE4LTI5FKL · pith_short_16: 33PE4LTI5FKLP25H · pith_short_8: 33PE4LTI

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/33PE4LTI5FKLP25HAMHSG7MQ7O \
  | 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: dede4e2e68e954b7eba7030f237d90fba6c37914eea9ef9688e8f13d44453e71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b50524457205c80e3120fc5abdbc0b67dd89c5ad5dead9258e9d05515c1b880",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-07T20:00:03Z",
    "title_canon_sha256": "8bbc922df4c87405071cdf242456a40b956714413c1eb2597920bff790658dcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1099",
    "kind": "arxiv",
    "version": 1
  }
}