DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
BARANGAY IBABANG TALIM, LUCENA CITY Award a ₱498.8K contract to C. VILLASEÑOR JR. CONSTRUCTIONBarangays
Transaction hash:
1c07f4dea7fc8440d8a716becf650927caf39fc99d503cf1b877bbcb38950ad2
Status:
Included and unchanged
Block:
#4,741 1,272 blocks after it
Position in block:
Transaction 59 of 513
Award day:
Mar 9, 2022 (4 yrs 8 mo ago)
Value:
₱498,841.46
Project:
Construction of Pathway
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,741 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)BARANGAY IBABANG TALIM, LUCENA CITY awarded it to C. VILLASEÑOR JR. CONSTRUCTION on 2022-03-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 1c07f4dea7…950ad2now …
- 2. Block Merkle root changedstored 191b9acc26…db0015now …
- 3. Block #4741 hash changedstored 3e803faace…6d6551now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 512 records. Each step hashes the current value together with the sibling shown.
- leaf 1c07f4dea7fc8440d8a716becf650927caf39fc99d503cf1b877bbcb38950ad2
- 01 L 1bcc54ce73252731bd3e617910922fd8f1654f6a15ec54fe700159d9403332c6
- 02 L 8b756f1d35ed9c78fb450eec65a8941be183634ee91194a32a48c9dbee0b9290
- 03 R f4a337fe1fca21e6acc09f9d09869f266fb41c3d41292522639564db64c4e4ab
- 04 L b6b1b3b63a4aee903fbaf420687f3e394d51ad9713d7fbec880f8c012100c1a6
- 05 L 8c736d5cce08af5ac2081cd2baaa5b63f0f62cd9b4435d1a0895a365cfe8d907
- 06 L 600c9c06b4549f022517b6d172bdcc72a61282b2ba54681ea04cb12670afee19
- 07 R 24f016f7ab9ea2316f5b8d3dcddcacdfae69ab38e16cb5087ddceb6fe82efb84
- 08 R 10b09f5b7e3631a9e89507647c19fd417e88bf41144c9a08a99ba58144869202
- 09 R 33a70de7e5d8dfa787a7e9ad171b643bacc6eac5a09a77fd4cc6a31d5f27c464
- 10 R 7acf7a5c6af91058e835d546df50fd1d082f2cc2cd7410eb10d000fa4f0641c4
- root 191b9acc261877749f208dc92d5357c0b8cc1d7d5f15be58588d765460db0015