Pith Number

pith:Z4X3QZYZ

pith:2015:Z4X3QZYZSO5G5HHWJXV2GHCZ5Q

not attested not anchored not stored refs pending

An Overview of High-Altitude Balloon Experiments at the Indian Institute of Astrophysics

A. G. Sreejith, Ajin Prakash, Akshata Nayak, Jayant Murthy, Joice Mathew, K. Nirmal, Margarita Safonova, Mayuresh Sarpotdar, S. Ambily, Sameer Talnikar, Shripathy Hadigal

arxiv:1506.01538 v2 · 2015-06-04 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4X3QZYZSO5G5HHWJXV2GHCZ5Q}

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	2026-05-18T00:53:40.577644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf2fb8671993ba6e9cf64deba31c59ec3e3fa5dc0f3e41ee9834d5d2341504f5

Aliases

arxiv: 1506.01538 · arxiv_version: 1506.01538v2 · doi: 10.48550/arxiv.1506.01538 · pith_short_12: Z4X3QZYZSO5G · pith_short_16: Z4X3QZYZSO5G5HHW · pith_short_8: Z4X3QZYZ

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/Z4X3QZYZSO5G5HHWJXV2GHCZ5Q \
  | 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: cf2fb8671993ba6e9cf64deba31c59ec3e3fa5dc0f3e41ee9834d5d2341504f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8ff108df6683c934507a75a9ef6c3c486bed0dc0b2d34f63a6dd3747ba23804",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-06-04T10:28:37Z",
    "title_canon_sha256": "f962e53b62dd8ef925dfeff53fa280f88286f9bcab8c6505bdd9d68a03f7d9f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01538",
    "kind": "arxiv",
    "version": 2
  }
}