Pith Number

pith:XYUD3AX7

pith:2004:XYUD3AX77FPSPMTVG7RUDTYKOV

not attested not anchored not stored refs pending

Polarization experiments

C. Rosset, J. Delabrouille, J. Kaplan, M. Piat

arxiv:astro-ph/0403175 v1 · 2004-03-08 · 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{XYUD3AX77FPSPMTVG7RUDTYKOV}

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	2026-05-18T01:40:37.266408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be283d82fff95f27b27537e341cf0a756043df71f90076954cba62a31d2230a8

Aliases

arxiv: astro-ph/0403175 · arxiv_version: astro-ph/0403175v1 · doi: 10.48550/arxiv.astro-ph/0403175 · pith_short_12: XYUD3AX77FPS · pith_short_16: XYUD3AX77FPSPMTV · pith_short_8: XYUD3AX7

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/XYUD3AX77FPSPMTVG7RUDTYKOV \
  | 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: be283d82fff95f27b27537e341cf0a756043df71f90076954cba62a31d2230a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8abaefb8eeef6c87923c1ea91cdbadb33c98c97f310abb6c2096f11780e8110",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-03-08T08:06:31Z",
    "title_canon_sha256": "f1711efd4044281c9ffae2f5b77671e2202c2fb7d0eb889e3edc08749ef54081"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0403175",
    "kind": "arxiv",
    "version": 1
  }
}