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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO Award a ₱2.9M contract to R.G. DELA CRUZ CONSTRUCTIONNational agencies
Transaction hash:
2cfd4e59b267aeda925a357c1c8c960aea65102a6c6171d970b193ec8f1c9d3f
Status:
Included and unchanged
Block:
#2,854 3,159 blocks after it
Position in block:
Transaction 34 of 175
Award day:
Sep 19, 2016 (10 yrs 1 mo ago)
Value:
₱2,880,312.78
Project:
16CF0066
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 #2,854 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 "Outside Infra - GAA 2016 DA Farm-to-Market Roads", i.e. the FY2016 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO awarded it to R.G. DELA CRUZ CONSTRUCTION on 2016-09-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CF0066: 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 2016-12-03). 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 2cfd4e59b2…1c9d3fnow …
- 2. Block Merkle root changedstored 99c96d4ab5…4772c0now …
- 3. Block #2854 hash changedstored 2f1229dfb7…b40603now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 174 records. Each step hashes the current value together with the sibling shown.
- leaf 2cfd4e59b267aeda925a357c1c8c960aea65102a6c6171d970b193ec8f1c9d3f
- 01 R 2e76f7dc65f7bad8328e6ba04823a69552e6b39555f89b0eb4e50d47e5d8c551
- 02 L e31d040901dba79bed4c0428775831322689de742acb1a2e2d37f75d94ca0134
- 03 R 0753f2c3a73795fcc3d92d11c9b2777ba474351dc63e3a5c4b8aab0afe0652ca
- 04 R 35974f598e559b28dc8b561ee5bc078566c4844b0611bc0940d4cdf30610ecdb
- 05 R 980c201aeecd887c78000951fd38308f7b8d96e025dece990381531d5b5e0b9d
- 06 L 93285b4a1581e6918f99fafcc5056bae5a862a97385cd6954aad05502b7d7f00
- 07 R cc19c27b355b532d9ffa6636148ba85d45c13f58d2b897a855ed398a1f75a076
- 08 R 3078288dc9a948574cdbb1c593c66c420e24ae6ee9575b129e85a170c9949dc1
- root 99c96d4ab557fd591ceb1061e9dc1ff242d3947c185f8cf4aafd70acd54772c0