Pith Number

pith:MEB3R3IB

pith:2022:MEB3R3IBIQ2PIY23TLXCNG5MQU

not attested not anchored not stored refs pending

Identification and spectroscopic characterization of 128 new Herbig stars

Chumpon Wichittanakom, Daniela Iglesias, Deborah Baines, Ignacio Mendigut\'ia, James Miley, Miguel Vioque, Olja Pani\'c, Ren\'e D. Oudmaijer, Ricardo P\'erez-Mart\'inez

arxiv:2202.01234 v3 · 2022-02-02 · 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{MEB3R3IBIQ2PIY23TLXCNG5MQU}

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	2026-07-05T04:21:09.526778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6103b8ed014434f4635b9aee269bac852e763f24e967876b8c738176b1ba2251

Aliases

arxiv: 2202.01234 · arxiv_version: 2202.01234v3 · doi: 10.48550/arxiv.2202.01234 · pith_short_12: MEB3R3IBIQ2P · pith_short_16: MEB3R3IBIQ2PIY23 · pith_short_8: MEB3R3IB

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/MEB3R3IBIQ2PIY23TLXCNG5MQU \
  | 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: 6103b8ed014434f4635b9aee269bac852e763f24e967876b8c738176b1ba2251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dfa66f97f55a29ddc33bba16cbd71613c1e857dd34cd344c563d1a887e99c7b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-02-02T19:00:04Z",
    "title_canon_sha256": "6b213f30db2862e98d87c79ce00e62f4813fa6ffe1ff3464056979a96ac3f244"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01234",
    "kind": "arxiv",
    "version": 3
  }
}