Pith Number

pith:AYYSXUVQ

pith:2012:AYYSXUVQW2HZ3YQHXQUMNBO54U

not attested not anchored not stored refs pending

Staring at 4U 1909+07 with Suzaku

2), (2) SRL, (3) CRESST, 4), (4) CSST, (5) CASS, California Institute of Technology, ECAP, F. Fuerst (1, GSFC, I. Kreykenbohm (1), J. Wilms (1), K. Pottschmidt (3, M. Kuehnel (1), R. E. Rothshild (5) ((1) Remeis-Observatory Bamberg, S. Mueller (1), UMBC, USCD)

arxiv:1209.4119 v1 · 2012-09-18 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AYYSXUVQW2HZ3YQHXQUMNBO54U}

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	2026-05-18T01:54:26.607034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06312bd2b0b68f9de207bc28c685dde528a85539f2a6520670f1e32addd65386

Aliases

arxiv: 1209.4119 · arxiv_version: 1209.4119v1 · doi: 10.48550/arxiv.1209.4119 · pith_short_12: AYYSXUVQW2HZ · pith_short_16: AYYSXUVQW2HZ3YQH · pith_short_8: AYYSXUVQ

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/AYYSXUVQW2HZ3YQHXQUMNBO54U \
  | 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: 06312bd2b0b68f9de207bc28c685dde528a85539f2a6520670f1e32addd65386

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fea9831bdd289b2f6f79536ce55e9665526e2ff2159fe8e7726816a609991179",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-09-18T23:01:46Z",
    "title_canon_sha256": "739ea33dd83ea076fea59f4671cc296a7aa5c95192aa186796d82d68d53d30db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4119",
    "kind": "arxiv",
    "version": 1
  }
}