Pith Number

pith:HFJM4CPF

pith:2023:HFJM4CPFHQ2UPCWKDPWEV7I2AO

not attested not anchored not stored refs pending

Massive pre-main-sequence stars in M17: $1^{\rm st}$ and $2^{\rm nd}$ overtone CO bandhead emission and the thermal infrared

A. Bik, A. de Koter, A. Derkink, F. Backs, J. Poorta, L. Kaper, M.C. Ram\'irez-Tannus

arxiv:2305.01436 v1 · 2023-05-02 · 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{HFJM4CPFHQ2UPCWKDPWEV7I2AO}

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	2026-07-05T06:43:38.393860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3952ce09e53c35478aca1bec4afd1a03bb5e5fda1e0a6e340cdba8a25864a2a1

Aliases

arxiv: 2305.01436 · arxiv_version: 2305.01436v1 · doi: 10.48550/arxiv.2305.01436 · pith_short_12: HFJM4CPFHQ2U · pith_short_16: HFJM4CPFHQ2UPCWK · pith_short_8: HFJM4CPF

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/HFJM4CPFHQ2UPCWKDPWEV7I2AO \
  | 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: 3952ce09e53c35478aca1bec4afd1a03bb5e5fda1e0a6e340cdba8a25864a2a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2da7a40bc8de3e823098205248263abfe4b2d865f4a030e7c7ad3dda4516ec4f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-05-02T14:06:36Z",
    "title_canon_sha256": "e4d7fbb303a319e04d45c6d277600e9636079c0d697bc27805aff776d08b78f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.01436",
    "kind": "arxiv",
    "version": 1
  }
}