Pith Number

pith:FGASM7LA

pith:2015:FGASM7LA62U2TL27CMLVY2OZFQ

not attested not anchored not stored refs pending

A morpho-kinematic and spectroscopic study of the bipolar nebulae: M 2-9, Mz 3, and Hen 2-104

Denise R. Goncalves, Eamonn Harvey, Matt Redman, Niall Clyne, Stavros Akras, Wolfgang Steffen

arxiv:1509.05448 v1 · 2015-09-17 · 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{FGASM7LA62U2TL27CMLVY2OZFQ}

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	2026-05-18T01:30:17.615331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2981267d60f6a9a9af5f13175c69d92c31e4a374269ca36401ae04e7c310adf0

Aliases

arxiv: 1509.05448 · arxiv_version: 1509.05448v1 · doi: 10.48550/arxiv.1509.05448 · pith_short_12: FGASM7LA62U2 · pith_short_16: FGASM7LA62U2TL27 · pith_short_8: FGASM7LA

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/FGASM7LA62U2TL27CMLVY2OZFQ \
  | 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: 2981267d60f6a9a9af5f13175c69d92c31e4a374269ca36401ae04e7c310adf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35e1a3245cfd5d41bf087ae92d697104280aefe1ef16527c17a82af89af21e69",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-17T21:36:42Z",
    "title_canon_sha256": "cfcb8fbed70d398c5511d0dd01467e66cf13f816a2a47a879af341bc703c6741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05448",
    "kind": "arxiv",
    "version": 1
  }
}