Pith Number

pith:FWKEKGQV

pith:2007:FWKEKGQVLYJ2EVRKLLFYVJVHCX

not attested not anchored not stored refs pending

AKARI infrared imaging of reflection nebulae IC4954 and IC4955

Daisuke Ishihara, Fumihiko Usui, Hideaki Fujiwara, Hidehiro Kaneda, Hidenori Watarai, Hideo Matsuhara, Hirokazu Kataza, Hiroshi Murakami, Hiroshi Shibai, Itsuki Sakon, Kazunori Uemizu, Munetaka Ueno, Naofumi Fujishiro, Shinki Oyabu, Sin'itirou Makiuti, Stephen Serjeant, Takao Nakagawa, Takashi Onaka, Takehiko Wada, Toshihiko Tanabe, Toshinobu Takagi, Toshio Matsumoto, Toyoaki Suzuki, Tuneo Kii, Woojung Kim, Yasuo Doi, Yoko Okada, Yoshifusa Ita, Youichi Ohyama

arxiv:0708.1854 v2 · 2007-08-14 · 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{FWKEKGQVLYJ2EVRKLLFYVJVHCX}

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	2026-05-18T02:16:28.715310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d94451a155e13a2562a5acb8aa6a715c5a28cf03e5d0cd7c10a855ed3247bac

Aliases

arxiv: 0708.1854 · arxiv_version: 0708.1854v2 · doi: 10.48550/arxiv.0708.1854 · pith_short_12: FWKEKGQVLYJ2 · pith_short_16: FWKEKGQVLYJ2EVRK · pith_short_8: FWKEKGQV

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/FWKEKGQVLYJ2EVRKLLFYVJVHCX \
  | 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: 2d94451a155e13a2562a5acb8aa6a715c5a28cf03e5d0cd7c10a855ed3247bac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5177606d62d478fcf6e21e05ef9ff4fd23dcb469974e5c4b8b48bffb9de12fc1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-14T09:50:21Z",
    "title_canon_sha256": "cb60eacda9eeb307ba3a50aeb016dd7299cf84938cd967346e99c25e8f3c1004"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.1854",
    "kind": "arxiv",
    "version": 2
  }
}