Pith Number

pith:XKW4TMT7

pith:2019:XKW4TMT7R3OMX2W367DIUMFPBU

not attested not anchored not stored refs pending

Ensemble photometric redshifts

Gil Holder, J.D. Cohn, Martin White, Nikhil Padmanabhan, Olivier Dore, Tzu-Ching Chang

arxiv:1903.01571 v1 · 2019-03-04 · astro-ph.GA · astro-ph.CO

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

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	2026-05-17T23:52:00.272053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baadc9b27f8edccbeadbf7c68a30af0d237805912a508b53818e806a36c98872

Aliases

arxiv: 1903.01571 · arxiv_version: 1903.01571v1 · doi: 10.48550/arxiv.1903.01571 · pith_short_12: XKW4TMT7R3OM · pith_short_16: XKW4TMT7R3OMX2W3 · pith_short_8: XKW4TMT7

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/XKW4TMT7R3OMX2W367DIUMFPBU \
  | 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: baadc9b27f8edccbeadbf7c68a30af0d237805912a508b53818e806a36c98872

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4129d11f46dba27d680b69d7175b2e14fff0274a931bd513aa344ba6137c0e3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-04T22:31:38Z",
    "title_canon_sha256": "c3d17ebbd7789b952b1a1039f3a9fe668d521af75223e4c7e37e4e6653681175"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01571",
    "kind": "arxiv",
    "version": 1
  }
}