Pith Number

pith:4BJQSI5U

pith:2010:4BJQSI5U7ZD76IDHSG5ZCZE2XU

not attested not anchored not stored refs pending

Astrometry of H$_{2}$O Masers in Nearby Star-Forming Regions with VERA --- IV. L1448C

Hideyuki Kobayashi, Hiroshi Imai, Kazuyoshi Sunada, Mareki Honma, Noriyuki Kawaguchi, Tomoya Hirota, Yuji Ueno

arxiv:1007.4385 v1 · 2010-07-26 · 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{4BJQSI5U7ZD76IDHSG5ZCZE2XU}

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	2026-05-18T02:06:10.589191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0530923b4fe47ff206791bb91649abd159ea2b6f4bde8a07f59eb2138e3ac95

Aliases

arxiv: 1007.4385 · arxiv_version: 1007.4385v1 · doi: 10.48550/arxiv.1007.4385 · pith_short_12: 4BJQSI5U7ZD7 · pith_short_16: 4BJQSI5U7ZD76IDH · pith_short_8: 4BJQSI5U

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/4BJQSI5U7ZD76IDHSG5ZCZE2XU \
  | 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: e0530923b4fe47ff206791bb91649abd159ea2b6f4bde8a07f59eb2138e3ac95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5805f62ae5a83ff18857bef8fbb3633c671dcea63729b4ae10e460dbf673720a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-07-26T07:34:15Z",
    "title_canon_sha256": "361ff399d5a9cd692f3838e3948581e3a2d88174526270c963fa73550492da18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4385",
    "kind": "arxiv",
    "version": 1
  }
}