Pith Number

pith:73H4C4VF

pith:2014:73H4C4VFPSPAGH6EFTHVMGBCTG

not attested not anchored not stored refs pending

AstroCloud, a Cyber-Infrastructure for Astronomy Research: Architecture

2 NAOC, 3 YNAO, 4 XAO), Boliang He (2), Ce Yu (1), Changhua Li (2), Chenzhou Cui (2), Chuanjun Wang (3), Dongwei Fan (2), Hailong Zhang (4) (1 TJU, Jianguo Wang (3), Jian Xiao (1), Linying Mi (2), Shanshan Li (2), Shucheng Yin (1), Wanghui Wan (2), Yufeng Fan (3), Zhi Hong (1), Zihuang Cao (2)

arxiv:1411.5070 v1 · 2014-11-18 · 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{73H4C4VFPSPAGH6EFTHVMGBCTG}

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	2026-05-18T02:34:44.422759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fecfc172a57c9e031fc42ccf56182299b30fa1b7abb2476a20eceb185d54fe5f

Aliases

arxiv: 1411.5070 · arxiv_version: 1411.5070v1 · doi: 10.48550/arxiv.1411.5070 · pith_short_12: 73H4C4VFPSPA · pith_short_16: 73H4C4VFPSPAGH6E · pith_short_8: 73H4C4VF

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/73H4C4VFPSPAGH6EFTHVMGBCTG \
  | 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: fecfc172a57c9e031fc42ccf56182299b30fa1b7abb2476a20eceb185d54fe5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e35d5560867476e4216141853ed1d5a462630b33384d06ae45a4d098f68c9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-11-18T23:45:26Z",
    "title_canon_sha256": "612933abd1b0b34ae86c57c8fc2b4b6b6e7b38369908d379d63335306ff3ac69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5070",
    "kind": "arxiv",
    "version": 1
  }
}