Pith Number

pith:BL4OGUVW

pith:2021:BL4OGUVW7IOOM37RXJABENSLSR

not attested not anchored not stored refs pending

The design and performance of GRD onboard the GECAM satellite

B. Meng, C. Cai, C. Chen, C. M. Zhang, C. Y. Li, C. Y. Zhang, D. J. Hou, D. L. Zhang, D. Y. Guo, Fan Zhang, Fei Zhang, F. J. Lu, F. Shi, G. Chen, G. Li, H. Lu, H. Wang, H. Z. Wang, J. J. He, J. W. Yang, K.Gong, L. Li, M. Gao, M. S. Li, P. Y. Feng, Q. B. Yi, R. Gao, S. L. Xiong, S. N. Zhang, S. Xiao, S. Yang, W. X. Peng, X. F. Li, X. H. Liang, X. J. Liu, X. L. Sun, X. Q. Li, X. Wen, X. Y. Wen, X. Y. Zhao, X. Zhou, Y. B. Xu, Y. G. Li, Y. P. Xu, Y. Q. Liu, Y. S. Wang, Y. Y. Du, Y. Zhao, Z. Chang, Z. H. An, Z. Wang

arxiv:2112.04774 v1 · 2021-12-09 · 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{BL4OGUVW7IOOM37RXJABENSLSR}

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	2026-07-05T03:39:24.518062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0af8e352b6fa1ce66ff1ba4012364b945a7b9f83fe755f05f1c9f733489ba860

Aliases

arxiv: 2112.04774 · arxiv_version: 2112.04774v1 · doi: 10.48550/arxiv.2112.04774 · pith_short_12: BL4OGUVW7IOO · pith_short_16: BL4OGUVW7IOOM37R · pith_short_8: BL4OGUVW

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/BL4OGUVW7IOOM37RXJABENSLSR \
  | 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: 0af8e352b6fa1ce66ff1ba4012364b945a7b9f83fe755f05f1c9f733489ba860

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0093f430c20021f7c4593f3fab7b867ed2242ebc274fb0716d6e2e3287c4958",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-12-09T09:01:13Z",
    "title_canon_sha256": "849fef5965196de7c10abc95cf7310312164602e6487bb682713199e12b508e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.04774",
    "kind": "arxiv",
    "version": 1
  }
}