Pith Number

pith:JEBQ7I3O

pith:2012:JEBQ7I3OJP57GM54D7OQIZNVBW

not attested not anchored not stored refs pending

Infrared Variability of Evolved Protoplanetary Disks: Evidence for Scale Height Variations in the Inner Disk

(2) STScI, (3) University of Massachusetts, (4) MPIA, (5) Wesleyan University, (6) University of Toledo, (7) Konkoly Observatory), George Rieke (1), James Muzerolle (2), Kevin Flaherty (1), Maria Kun (7) ((1) University of Arizona, Robert Gutermuth (3), S. T. Megeath (6), William Herbst (5), Zoltan Balog (4)

arxiv:1202.1553 v1 · 2012-02-07 · 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{JEBQ7I3OJP57GM54D7OQIZNVBW}

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	2026-05-18T01:58:32.660107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49030fa36e4bfbf333bc1fdd0465b50d83cec4140216e2e92e8ace4f0ebea65e

Aliases

arxiv: 1202.1553 · arxiv_version: 1202.1553v1 · doi: 10.48550/arxiv.1202.1553 · pith_short_12: JEBQ7I3OJP57 · pith_short_16: JEBQ7I3OJP57GM54 · pith_short_8: JEBQ7I3O

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/JEBQ7I3OJP57GM54D7OQIZNVBW \
  | 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: 49030fa36e4bfbf333bc1fdd0465b50d83cec4140216e2e92e8ace4f0ebea65e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2c4a867edeed14b41ed1dd39bdb70f146fab49a4f73ee262ab0e6f4dfc168ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-02-07T22:52:12Z",
    "title_canon_sha256": "ac9392bae35de2b81538f071c577698a2cd6c4876d335bff009cc54728b1881f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1553",
    "kind": "arxiv",
    "version": 1
  }
}