Pith Number

pith:QEXDN23T

pith:2019:QEXDN23TDLZPCTGL3SDNWFAOME

not attested not anchored not stored refs pending

Time-Reversed Gamma-Ray Burst Light Curve Characteristics as Transitions between Subluminal and Superluminal Motion

Jon Hakkila (College of Charleston), Robert Nemiroff (Michigan Technological University)

arxiv:1908.07306 v1 · 2019-08-20 · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QEXDN23TDLZPCTGL3SDNWFAOME}

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	2026-07-05T00:08:37.544120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

812e36eb731af2f14ccbdc86db140e6105a9aab5e3b688b4d53a10e18b555fdd

Aliases

arxiv: 1908.07306 · arxiv_version: 1908.07306v1 · doi: 10.48550/arxiv.1908.07306 · pith_short_12: QEXDN23TDLZP · pith_short_16: QEXDN23TDLZPCTGL · pith_short_8: QEXDN23T

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/QEXDN23TDLZPCTGL3SDNWFAOME \
  | 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: 812e36eb731af2f14ccbdc86db140e6105a9aab5e3b688b4d53a10e18b555fdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12cf1f297983ee916af02cbc349c8d4fdd3cc47afed2dc5b861ae380a597f2db",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-20T12:46:17Z",
    "title_canon_sha256": "399d069dde9c36b4a2889a4674c3c6c6e529af35461ba275991be6d6b2faf8ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07306",
    "kind": "arxiv",
    "version": 1
  }
}