Pith Number

pith:AMPS3L2X

pith:2019:AMPS3L2XD2TLPDFWZBYAMTIPFI

not attested not anchored not stored refs pending

Understanding formation of young, distributed low-mass stars and clusters in the W4 cloud complex

A. K. Pandey, H. P . Singh, Manash R. Samal, Neelam Panwar, Saurabh Sharma

arxiv:1901.00888 v1 · 2019-01-03 · astro-ph.SR · 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{AMPS3L2XD2TLPDFWZBYAMTIPFI}

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	2026-05-17T23:53:23.184648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

031f2daf571ea6b78cb6c870064d0f2a19e3cfef6b6abd107cab1802e861df8a

Aliases

arxiv: 1901.00888 · arxiv_version: 1901.00888v1 · doi: 10.48550/arxiv.1901.00888 · pith_short_12: AMPS3L2XD2TL · pith_short_16: AMPS3L2XD2TLPDFW · pith_short_8: AMPS3L2X

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/AMPS3L2XD2TLPDFWZBYAMTIPFI \
  | 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: 031f2daf571ea6b78cb6c870064d0f2a19e3cfef6b6abd107cab1802e861df8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1944e4b882f3b45b3cec40f1c25b94fc1fdbce2200615cb350d8a4999777a28c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-03T19:37:31Z",
    "title_canon_sha256": "7d852cdf3ba82a3a669d639d2a8d2372efc42ebd7550d1c3d55f84036cd5c1d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00888",
    "kind": "arxiv",
    "version": 1
  }
}