Pith Number

pith:JZMSU2QM

pith:2014:JZMSU2QM57XFBB6IBAOLEND33X

not attested not anchored not stored refs pending

Observatory/data centre partnerships and the VO-centric archive: The JCMT Science Archive experience

Antonio Chrysostomou, David Schade, Doug Johnstone, Frossie Economou, Graham S. Bell, John Ouellette, Malcolm J. Currie, Patrick Dowler, Russell O. Redman, Sarah F. Graves, Severin Gaudet, Sharon Goliath, Tim Jenness

arxiv:1412.4399 v1 · 2014-12-14 · astro-ph.IM

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	2026-05-18T02:30:33.630935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e592a6a0cefee5087c8081cb2347bddfd24e4b7714c40be2b568a5e3aa2f344

Aliases

arxiv: 1412.4399 · arxiv_version: 1412.4399v1 · doi: 10.48550/arxiv.1412.4399 · pith_short_12: JZMSU2QM57XF · pith_short_16: JZMSU2QM57XFBB6I · pith_short_8: JZMSU2QM

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/JZMSU2QM57XFBB6IBAOLEND33X \
  | 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: 4e592a6a0cefee5087c8081cb2347bddfd24e4b7714c40be2b568a5e3aa2f344

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e84824010a64ccdda8e743562d97d9fae81522174fc24041c6322fe0bf17d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-12-14T19:49:03Z",
    "title_canon_sha256": "6283ae8c70815bb429def3731d35b3410d9556db93d3042374decb0ba3141346"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4399",
    "kind": "arxiv",
    "version": 1
  }
}