Pith Number

pith:DTQCZFJ5

pith:2023:DTQCZFJ55LAEPB2MQKEG7DG5RJ

not attested not anchored not stored refs pending

Massive pre-main-sequence stars in M17 -- Modelling hydrogen and dust in MYSO disks

A. de Koter, A. R. Derkink, Ch. Rab, Frank Backs, I. Kamp, J. Poorta, L. Kaper, M. C. Ram\'irez-Tannus

arxiv:2301.06819 v1 · 2023-01-17 · astro-ph.SR · astro-ph.EP · 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{DTQCZFJ55LAEPB2MQKEG7DG5RJ}

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	2026-07-05T05:46:35.514133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ce02c953deac047874c82886f8cdd8a43e836af063e5bc71b192706252d5863

Aliases

arxiv: 2301.06819 · arxiv_version: 2301.06819v1 · doi: 10.48550/arxiv.2301.06819 · pith_short_12: DTQCZFJ55LAE · pith_short_16: DTQCZFJ55LAEPB2M · pith_short_8: DTQCZFJ5

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/DTQCZFJ55LAEPB2MQKEG7DG5RJ \
  | 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: 1ce02c953deac047874c82886f8cdd8a43e836af063e5bc71b192706252d5863

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccea19a745454abd9711a6eee597b1f3d93169201d4bb13866331728cf04107f",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-01-17T11:43:01Z",
    "title_canon_sha256": "67fe9e51dc3ed6e4dca3af9b1886cffaba2c811d642ec2984fbba783920da765"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.06819",
    "kind": "arxiv",
    "version": 1
  }
}