Pith Number

pith:7T6RBDZI

pith:2009:7T6RBDZIUKYFEVPLP54PXYTVGD

not attested not anchored not stored refs pending

Optical polarimetry and photometry of comet 17P/Holmes

K. S. Baliyan, S. Ganesh, U. C. Joshi

arxiv:0911.5625 v1 · 2009-11-30 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7T6RBDZIUKYFEVPLP54PXYTVGD}

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	2026-05-18T02:10:35.625276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcfd108f28a2b05255eb7f78fbe27530d9ce9d26d9ba810949e55f6c16ef8534

Aliases

arxiv: 0911.5625 · arxiv_version: 0911.5625v1 · doi: 10.48550/arxiv.0911.5625 · pith_short_12: 7T6RBDZIUKYF · pith_short_16: 7T6RBDZIUKYFEVPL · pith_short_8: 7T6RBDZI

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/7T6RBDZIUKYFEVPLP54PXYTVGD \
  | 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: fcfd108f28a2b05255eb7f78fbe27530d9ce9d26d9ba810949e55f6c16ef8534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dde8185ce8c8554b2ed6bc668cbb8ee9b4a2ec0f4d9c1233e3825f0d8284db36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-11-30T12:39:25Z",
    "title_canon_sha256": "d00ec453f05c3f0dc29f767d670d63c971c8643f45941eb44a8b7d2d37f17ef6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5625",
    "kind": "arxiv",
    "version": 1
  }
}