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
DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱1.9M contract to VICMAR CONSTRUCTION, INC.National agencies
Transaction hash:
57a6711ddc2c8bca56fba5588f1085b14078a2be605b66dd03c7737d7e7e4d70
Status:
Included and unchanged
Block:
#3,339 2,674 blocks after it
Position in block:
Transaction 107 of 302
Award day:
Feb 20, 2018 (8 yrs 8 mo ago)
Value:
₱1,924,559.06
Project:
Civil Works
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 #3,339 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)DPWH lists the funding source as "Regular Infra - GAA 2018 LP", i.e. the FY2018 GAA. The exact UACS line is not given.Partly
- 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)DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to VICMAR CONSTRUCTION, INC. on 2018-02-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DB0106: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-05-06). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 57a6711ddc…7e4d70now …
- 2. Block Merkle root changedstored 216e8c3433…5d5f7bnow …
- 3. Block #3339 hash changedstored 070c3e4712…f6b8e8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 301 records. Each step hashes the current value together with the sibling shown.
- leaf 57a6711ddc2c8bca56fba5588f1085b14078a2be605b66dd03c7737d7e7e4d70
- 01 L 5784549ad3733c36003762388e7e0e7eb92d77c6dacd615674303d59188fc4d3
- 02 L a9a0d64bccf99aaf95784cc85e13408ed8769cac912d720977f31c0661e8bd9d
- 03 R 809ed94db44c63450735ddc4d4c93dca477ab86b60f791b8018df807143fcf5e
- 04 L 715799541e99df7960c3e6168db3a7e77c91c9a616e275559d59531318daefb1
- 05 R 75d18ff25761371588903df8d68ad691a19ac53046c93a4cc4393440dd95326b
- 06 L 53d8534064901ba223b4066e5ad541cd029b619d319831135252a678683adcba
- 07 L 00cd23ec03a96a6b61a4d8d79482c2d3e6fd10a6796a52fde35a64c630c24c1d
- 08 R 73d33bd4f493901c1fbb66770f89dbc5179c1bb840a0bd4766e390cc3217740e
- 09 R b19fc29c1d7f56a510373adb2896035a80141bf3e91961acf0d5721ad98867d0
- root 216e8c34331259e58952b65a1c7fe16b45a7ebd1012f9d2adaf9b88d835d5f7b