Pith Number

pith:U44Z26PI

pith:2012:U44Z26PITZJMW64YKSXEA7NPSC

not attested not anchored not stored refs pending

Multiwavelength Study of NGC 281 Region

A. K. Pandey, B. C. Bhatt, D. K. Ojha, H. Mito, J. Borrissova, J. C. Pandey, K. Ogura, N. Chauhan, Saurabh Sharma, T. Verdugo

arxiv:1204.2897 v1 · 2012-04-13 · 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{U44Z26PITZJMW64YKSXEA7NPSC}

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	2026-05-18T01:57:52.844831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7399d79e89e52cb7b9854ae407daf90ad620953383953320b1f5a42e82ac4cc

Aliases

arxiv: 1204.2897 · arxiv_version: 1204.2897v1 · doi: 10.48550/arxiv.1204.2897 · pith_short_12: U44Z26PITZJM · pith_short_16: U44Z26PITZJMW64Y · pith_short_8: U44Z26PI

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/U44Z26PITZJMW64YKSXEA7NPSC \
  | 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: a7399d79e89e52cb7b9854ae407daf90ad620953383953320b1f5a42e82ac4cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "529a4919fd439ff50a0c6c167c4fc04d3e728c74575bb7d22ec42c0831569125",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-13T06:41:03Z",
    "title_canon_sha256": "5f2017d6fd945f3616ed7365aef0264f3e8ad806584438411bcd3393ec483f05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2897",
    "kind": "arxiv",
    "version": 1
  }
}