Pith Number

pith:SDGRQIZB

pith:2011:SDGRQIZBPIZUIJSR2CRWQYHQ3R

not attested not anchored not stored refs pending

The extent of dust in NGC 891 from Herschel/SPIRE images

Emmanuel Xilouris, Simone Bianchi

arxiv:1106.1518 v2 · 2011-06-08 · 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{SDGRQIZBPIZUIJSR2CRWQYHQ3R}

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	2026-05-18T02:01:40.916139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90cd1823217a33442651d0a36860f0dc7171e8f4d3a3c45bf7dace0a71b68aec

Aliases

arxiv: 1106.1518 · arxiv_version: 1106.1518v2 · doi: 10.48550/arxiv.1106.1518 · pith_short_12: SDGRQIZBPIZU · pith_short_16: SDGRQIZBPIZUIJSR · pith_short_8: SDGRQIZB

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/SDGRQIZBPIZUIJSR2CRWQYHQ3R \
  | 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: 90cd1823217a33442651d0a36860f0dc7171e8f4d3a3c45bf7dace0a71b68aec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab003b32b71dcfc1f5fe1f839f42c749c70567759efb3e3d13ae24e3fe60baf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-08T08:40:55Z",
    "title_canon_sha256": "9f543369500328c09521d40bbbc57437451c0723925e85c8de81d598f8a6f052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1518",
    "kind": "arxiv",
    "version": 2
  }
}