Pith Number

pith:JAEJCXJF

pith:2018:JAEJCXJFW76LED6V2WYHXL435Y

not attested not anchored not stored refs pending

Isochrone ages for ~3 million stars with the second Gaia data release

Jason L. Sanders, Payel Das

arxiv:1806.02324 v2 · 2018-06-06 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JAEJCXJFW76LED6V2WYHXL435Y}

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	2026-05-18T00:05:13.955531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4808915d25b7fcb20fd5d5b07baf9bee1821552a2529f480712bcd7dbc79b9bd

Aliases

arxiv: 1806.02324 · arxiv_version: 1806.02324v2 · doi: 10.48550/arxiv.1806.02324 · pith_short_12: JAEJCXJFW76L · pith_short_16: JAEJCXJFW76LED6V · pith_short_8: JAEJCXJF

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/JAEJCXJFW76LED6V2WYHXL435Y \
  | 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: 4808915d25b7fcb20fd5d5b07baf9bee1821552a2529f480712bcd7dbc79b9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89027a4092d500194864fe5d67408241713c041253d301444503b52afd95f4fb",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-06T17:43:26Z",
    "title_canon_sha256": "dfb45faaa4bafee8c110335d2c7b9c52283c13e5032eb903f2131f89ad18a117"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02324",
    "kind": "arxiv",
    "version": 2
  }
}