Pith Number

pith:HDKRJJDG

pith:2012:HDKRJJDGCCNCPMTTZWBROYYFOZ

not attested not anchored not stored refs pending

GREAT [CII] and CO observations of the BD+40{\deg}4124 region

G\"oran Sandell, Helmut Wiesemeyer (MPIFR), J\"urgen Stutzki, Miguel Angel Requena-Torres (MPIFR), Robert Simon, Rolf G\"usten (MPIFR), Stefan Heyminck (MPIFR), Urs U. Graf

arxiv:1203.6457 v1 · 2012-03-29 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HDKRJJDGCCNCPMTTZWBROYYFOZ}

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	2026-05-18T03:59:02.457513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38d514a466109a27b273cd83176305764c13df8515d8d41f9ea1b7c421dcf03e

Aliases

arxiv: 1203.6457 · arxiv_version: 1203.6457v1 · doi: 10.48550/arxiv.1203.6457 · pith_short_12: HDKRJJDGCCNC · pith_short_16: HDKRJJDGCCNCPMTT · pith_short_8: HDKRJJDG

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/HDKRJJDGCCNCPMTTZWBROYYFOZ \
  | 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: 38d514a466109a27b273cd83176305764c13df8515d8d41f9ea1b7c421dcf03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6109c466c3737ebc3188cddb107875956dca02ac59ad5728a28cc3b3f8daa5e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-03-29T07:48:53Z",
    "title_canon_sha256": "0866f8bdb9d8cb526e2a5b51d7e05a3a06a08e6e17ec1d9445b96e429a816c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6457",
    "kind": "arxiv",
    "version": 1
  }
}