Pith Number

pith:QHZ7CTPB

pith:2026:QHZ7CTPBXVBG2EKG3MX34VU6YU

not attested not anchored not stored refs pending

Forecasting the E_G measurements from the photometric and spectroscopic surveys of Chinese Space Station Survey Telescope (CSST)

Yi Zheng, Yu Song

arxiv:2601.17874 v2 · 2026-01-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QHZ7CTPBXVBG2EKG3MX34VU6YU}

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	2026-06-29T01:14:28.123059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81f3f14de1bd426d1146db2fbe569ec533016cb12926d4d22bff399959ddeb50

Aliases

arxiv: 2601.17874 · arxiv_version: 2601.17874v2 · doi: 10.48550/arxiv.2601.17874 · pith_short_12: QHZ7CTPBXVBG · pith_short_16: QHZ7CTPBXVBG2EKG · pith_short_8: QHZ7CTPB

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/QHZ7CTPBXVBG2EKG3MX34VU6YU \
  | 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: 81f3f14de1bd426d1146db2fbe569ec533016cb12926d4d22bff399959ddeb50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4471bcd623d546d7a553c130bf6f6b96553376564f8ecf6f04bfe3bf623e914",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-01-25T15:08:55Z",
    "title_canon_sha256": "4e992a58d3f6549f5f6de5a8f0e2fc2b2fd2840bc5d1fd4458205cf29fc2e7ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.17874",
    "kind": "arxiv",
    "version": 2
  }
}