Pith Number

pith:7U4MTHEP

pith:2016:7U4MTHEP4SGPIMJWWGXN4SEPAA

not attested not anchored not stored refs pending

ALMA Compact Array observations of the Fried Egg nebula: Evidence for large-scale asymmetric mass-loss from the yellow hypergiant IRAS 17163-3907

A. Zijlstra, E. Lagadec, G. Quintana-Lacaci, H. Olofsson, H. Van Winckel, J. H. Black, K. Justtanont, N. L. J. Cox, R. D. Oudmaijer, R. Galvan-Madrid, R. Szczerba, S. Longmore, S. Muller, Sofia Wallstrom, W. Vlemmings

arxiv:1612.02510 v1 · 2016-12-08 · 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{7U4MTHEP4SGPIMJWWGXN4SEPAA}

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	2026-05-18T00:52:37.340890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd38c99c8fe48cf43136b1aede488f0025e1823d49c28805ac03debb3f7f0017

Aliases

arxiv: 1612.02510 · arxiv_version: 1612.02510v1 · doi: 10.48550/arxiv.1612.02510 · pith_short_12: 7U4MTHEP4SGP · pith_short_16: 7U4MTHEP4SGPIMJW · pith_short_8: 7U4MTHEP

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/7U4MTHEP4SGPIMJWWGXN4SEPAA \
  | 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: fd38c99c8fe48cf43136b1aede488f0025e1823d49c28805ac03debb3f7f0017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11f59401505910b935520e1adecf5d3f53cd5fca1b5651abee62a0a76efb3f6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-08T02:12:52Z",
    "title_canon_sha256": "8e5ef7cd2a4f8df8dd95ff6ce09818d6b48f17b04621c7210c30913d705d22b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02510",
    "kind": "arxiv",
    "version": 1
  }
}