Pith Number

pith:FEIHDRKF

pith:2011:FEIHDRKFYLNTGJAOCIVPMYVSOY

not attested not anchored not stored refs pending

Modelling polarization properties of comet 1P/Halley using a mixture of compact and aggregate particles

A. K. Sen, A. Suklabaidya, D. Paul, H. S. Das

arxiv:1105.0863 v3 · 2011-05-04 · 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{FEIHDRKFYLNTGJAOCIVPMYVSOY}

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	2026-05-18T02:02:08.843882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

291071c545c2db33240e122af662b2760afeae7aa12c8a218fdb5ce1c5d05235

Aliases

arxiv: 1105.0863 · arxiv_version: 1105.0863v3 · doi: 10.48550/arxiv.1105.0863 · pith_short_12: FEIHDRKFYLNT · pith_short_16: FEIHDRKFYLNTGJAO · pith_short_8: FEIHDRKF

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/FEIHDRKFYLNTGJAOCIVPMYVSOY \
  | 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: 291071c545c2db33240e122af662b2760afeae7aa12c8a218fdb5ce1c5d05235

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15a691f7bfd196eabfe234972ab244bb955c09d284849b1e400604dc623a178c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-05-04T16:16:58Z",
    "title_canon_sha256": "3740185aeb352019eb342cb32eb49f59fbe90146caabeacf8fb1c54d257cc9d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0863",
    "kind": "arxiv",
    "version": 3
  }
}