Pith Number

pith:QSD7HSUR

pith:2000:QSD7HSURFCOABCXR2WJEFL6M3I

not attested not anchored not stored refs pending

Multi-Read Out Data Simulator

D. J. Fixsen, H. S. Stockman, J. C. Mather, J. D. Offenberg, M. A. Nieto-Santisteban, R. J. Hanisch, R. Sengupta

arxiv:astro-ph/0005403 v1 · 2000-05-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSD7HSURFCOABCXR2WJEFL6M3I}

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	2026-07-04T14:10:22.822967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8487f3ca91289c008af1d59242afccda00b4b5a34fd6ea1ad3fc3576f0d45531

Aliases

arxiv: astro-ph/0005403 · arxiv_version: astro-ph/0005403v1 · doi: 10.48550/arxiv.astro-ph/0005403 · pith_short_12: QSD7HSURFCOA · pith_short_16: QSD7HSURFCOABCXR · pith_short_8: QSD7HSUR

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/QSD7HSURFCOABCXR2WJEFL6M3I \
  | 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: 8487f3ca91289c008af1d59242afccda00b4b5a34fd6ea1ad3fc3576f0d45531

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2890bdf786181d4ddea1f7a58d02c54cdf0227b5d31f2e303e62e16f39fda2cb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-19T14:22:27Z",
    "title_canon_sha256": "fb63ac2a4290a3eea564db416f82d1615dd03c220c1db6cb58ac78cc27b01881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005403",
    "kind": "arxiv",
    "version": 1
  }
}