Pith Number

pith:BMWAA4PE

pith:2016:BMWAA4PEZDM7IWWDFTJKKJXJVE

not attested not anchored not stored refs pending

Development of SED Camera for Quasars in Early Universe (SQUEAN)

Changsu Choi, Hye-In Lee, Minhee Hyun, Myungshin Im, Sanghyuk Kim, Soojong Pak, Tae-Geun Ji, Woojin Park, Yiseul Jeon

arxiv:1605.09263 v1 · 2016-05-30 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMWAA4PEZDM7IWWDFTJKKJXJVE}

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	2026-05-18T01:02:39.459699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b2c0071e4c8d9f45ac32cd2a526e9a92d6c94f00bc66f12799acc5668929dc5

Aliases

arxiv: 1605.09263 · arxiv_version: 1605.09263v1 · doi: 10.48550/arxiv.1605.09263 · pith_short_12: BMWAA4PEZDM7 · pith_short_16: BMWAA4PEZDM7IWWD · pith_short_8: BMWAA4PE

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/BMWAA4PEZDM7IWWDFTJKKJXJVE \
  | 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: 0b2c0071e4c8d9f45ac32cd2a526e9a92d6c94f00bc66f12799acc5668929dc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "642ef03d06e18e0260aca9915abe4803c261b342ef508e7276188ec7958c0c08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-05-30T15:06:12Z",
    "title_canon_sha256": "c138e36df17ce99313fad488631acbf1774a1594fd5247c8ed0f491853d6aa26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09263",
    "kind": "arxiv",
    "version": 1
  }
}