Pith Number

pith:FAHBYNYT

pith:2016:FAHBYNYTGXH4YM5FD7XRFXKMFR

not attested not anchored not stored refs pending

ALMA observations of the supergiant B[e] star Wd1-9

D. Fenech, J. C. Morford, J. S. Clark, R. Blomme, R. K. Prinja, S. Dougherty

arxiv:1609.03469 v1 · 2016-09-12 · 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{FAHBYNYTGXH4YM5FD7XRFXKMFR}

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	2026-05-18T01:01:22.078265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

280e1c371335cfcc33a51fef12dd4c2c70802427b8d5babd7faab5e67d080b43

Aliases

arxiv: 1609.03469 · arxiv_version: 1609.03469v1 · doi: 10.48550/arxiv.1609.03469 · pith_short_12: FAHBYNYTGXH4 · pith_short_16: FAHBYNYTGXH4YM5F · pith_short_8: FAHBYNYT

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/FAHBYNYTGXH4YM5FD7XRFXKMFR \
  | 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: 280e1c371335cfcc33a51fef12dd4c2c70802427b8d5babd7faab5e67d080b43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "549cd16859d28982d377f3fab6039900345620acd30e3cdf29f49dda8c0d6b39",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-09-12T16:34:39Z",
    "title_canon_sha256": "ce2956b5f20e6dbf2576990997c25a2d02d2d9276c6e7620e54c877306cf5e9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.03469",
    "kind": "arxiv",
    "version": 1
  }
}