Pith Number

pith:GXSMJL2A

pith:2013:GXSMJL2A7PA2PEAZ3N5ME4W7BD

not attested not anchored not stored refs pending

High-Altitude Ballooning Program at the Indian Institute of Astrophysics

A. G. Sreejith, A. Nayak, Jayant Murthy, M. Safonova

arxiv:1302.0981 v2 · 2013-02-05 · astro-ph.IM · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GXSMJL2A7PA2PEAZ3N5ME4W7BD}

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	2026-05-18T03:28:55.837394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35e4c4af40fbc1a79019db7ac272df08efd6117c92cf1fb1e3f471643259f7f1

Aliases

arxiv: 1302.0981 · arxiv_version: 1302.0981v2 · doi: 10.48550/arxiv.1302.0981 · pith_short_12: GXSMJL2A7PA2 · pith_short_16: GXSMJL2A7PA2PEAZ · pith_short_8: GXSMJL2A

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/GXSMJL2A7PA2PEAZ3N5ME4W7BD \
  | 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: 35e4c4af40fbc1a79019db7ac272df08efd6117c92cf1fb1e3f471643259f7f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9241e54bf5abb64789369b3e4ecfafdfa54118e425fe744eec9e23f4bc9f723e",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-02-05T10:28:12Z",
    "title_canon_sha256": "43d58ef49dd4d9a8585f60232bc1fa368de3856d1b86e5a4d1aea2de0a927020"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0981",
    "kind": "arxiv",
    "version": 2
  }
}