Pith Number

pith:S75P7QE7

pith:2017:S75P7QE7S7HPPZRMFIOTK44LAS

not attested not anchored not stored refs pending

Constraining the redshifts of TeV BL Lac objects

Chuyuan Yang, Dahai Yan, Jiancheng Wang, Longhua Qin, Ming Zhou, Zunli Yuan

arxiv:1709.03800 v1 · 2017-09-12 · 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{S75P7QE7S7HPPZRMFIOTK44LAS}

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	2026-05-18T00:28:52.767141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97faffc09f97cef7e62c2a1d35738b04ae6ab0e80cb462d901ec2d0dba3dabee

Aliases

arxiv: 1709.03800 · arxiv_version: 1709.03800v1 · doi: 10.48550/arxiv.1709.03800 · pith_short_12: S75P7QE7S7HP · pith_short_16: S75P7QE7S7HPPZRM · pith_short_8: S75P7QE7

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/S75P7QE7S7HPPZRMFIOTK44LAS \
  | 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: 97faffc09f97cef7e62c2a1d35738b04ae6ab0e80cb462d901ec2d0dba3dabee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "574ad7f1c41b34d05fbc486462063b8662c7b3d7aa3a8d33173393b8d8903904",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-09-12T12:20:22Z",
    "title_canon_sha256": "41ba385f29f092db742551c0cb6dcc13ca88846b34c6c5929e241ce0ce136ad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03800",
    "kind": "arxiv",
    "version": 1
  }
}