Pith Number

pith:I3B75WR4

pith:2017:I3B75WR43LEZ65TWSO3ADRIQV5

not attested not anchored not stored refs pending

Interpretation of a Variable Reflection Nebula Associated with HBC 340 and HBC 341 in NGC 1333

L. A. Hillenbrand, S. E. Dahm

arxiv:1709.01503 v1 · 2017-09-05 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I3B75WR43LEZ65TWSO3ADRIQV5}

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	2026-05-18T00:33:13.154474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46c3feda3cdac99f767693b601c510af7fa3203039516771d2fb9eba98b8345a

Aliases

arxiv: 1709.01503 · arxiv_version: 1709.01503v1 · doi: 10.48550/arxiv.1709.01503 · pith_short_12: I3B75WR43LEZ · pith_short_16: I3B75WR43LEZ65TW · pith_short_8: I3B75WR4

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/I3B75WR43LEZ65TWSO3ADRIQV5 \
  | 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: 46c3feda3cdac99f767693b601c510af7fa3203039516771d2fb9eba98b8345a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70d4475373854710e5da293a72c0eb831b3632ec64e48d4d84f57e8f88f325fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-05T17:37:18Z",
    "title_canon_sha256": "7ca0f733e0402dd7d23a4dadc2b03d48b6651b6a576b2e0f7b4da90705eeeab8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01503",
    "kind": "arxiv",
    "version": 1
  }
}