Pith Number

pith:HLB2NX5H

pith:2015:HLB2NX5HZ26DZVHW7USBKEOBZA

not attested not anchored not stored refs pending

Repeated Short-term Spectral Softening in the Low/Hard State of the Galactic Black-Hole Candidate Swift J1753.5-0127

Akifumi Yoshikawa, Hitoshi Negoro, Masaru Matsuoka, Satoshi Nakahira, Shin'ya Yamada, Tatehiro Mihara, Toru Tamagawa

arxiv:1503.01238 v1 · 2015-03-04 · 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{HLB2NX5HZ26DZVHW7USBKEOBZA}

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	2026-05-18T02:25:39.592764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ac3a6dfa7cebc3cd4f6fd241511c1c83eb97813e7a06586444173503d8bcce0

Aliases

arxiv: 1503.01238 · arxiv_version: 1503.01238v1 · doi: 10.48550/arxiv.1503.01238 · pith_short_12: HLB2NX5HZ26D · pith_short_16: HLB2NX5HZ26DZVHW · pith_short_8: HLB2NX5H

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/HLB2NX5HZ26DZVHW7USBKEOBZA \
  | 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: 3ac3a6dfa7cebc3cd4f6fd241511c1c83eb97813e7a06586444173503d8bcce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a71c0bc35c63bb9c2df4e8d1ddba1f942da73141a78bbb730a1af44c302902f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-03-04T06:46:26Z",
    "title_canon_sha256": "3b675dcfdbb22272d1aa7581c590ddd16043ce0432973b1539d6518c9341bc73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01238",
    "kind": "arxiv",
    "version": 1
  }
}