Pith Number

pith:AYEK2S4R

pith:2022:AYEK2S4RUZAZ65HPOBVAZFRSTH

not attested not anchored not stored refs pending

Stellar age determination in the Mass-Luminosity Plane

Erin R. Higgins, Jorick S. Vink

arxiv:2210.13480 v1 · 2022-10-24 · 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{AYEK2S4RUZAZ65HPOBVAZFRSTH}

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	2026-07-05T05:16:25.787419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0608ad4b91a6419f74ef706a0c963299d6004e202b76c74156ab0a2076979655

Aliases

arxiv: 2210.13480 · arxiv_version: 2210.13480v1 · doi: 10.48550/arxiv.2210.13480 · pith_short_12: AYEK2S4RUZAZ · pith_short_16: AYEK2S4RUZAZ65HP · pith_short_8: AYEK2S4R

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/AYEK2S4RUZAZ65HPOBVAZFRSTH \
  | 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: 0608ad4b91a6419f74ef706a0c963299d6004e202b76c74156ab0a2076979655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab77360e2c60604bec3a32206c15afee656d25d06dde9baa9f561e27eb575f01",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-10-24T18:00:01Z",
    "title_canon_sha256": "f2f86affa913ba8feba3d7a8dc98c268b377fc2065e452b0e86335ffbb05b07c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.13480",
    "kind": "arxiv",
    "version": 1
  }
}