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 - LAGUNA SUB-DEO Award a ₱27.3M contract to STO. CRISTO CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
3af4061eaf8aabaed60659c30003703410c76337c64a75a88eb924a3a000c828
Status:
Included and unchanged
Block:
#2,657 3,356 blocks after it
Position in block:
Transaction 35 of 189
Award day:
Feb 5, 2016 (10 yrs 9 mo ago)
Value:
₱27,341,820.20
Project:
15DP0119
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 #2,657 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO awarded it to STO. CRISTO CONSTRUCTION AND TRADING on 2016-02-05.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 3af4061eaf…00c828now …
- 2. Block Merkle root changedstored e7b1c3f7e0…2f5846now …
- 3. Block #2657 hash changedstored b927966238…fcc87anow …
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 188 records. Each step hashes the current value together with the sibling shown.
- leaf 3af4061eaf8aabaed60659c30003703410c76337c64a75a88eb924a3a000c828
- 01 L 38fde21b5f5dd28777bebfe818965bf7fc129d401298c2a28fc959398adcd8d0
- 02 L 5f49c6f845506826fd07ae60c4136c9f8ea7cc35af03b2002effa8d940bd8f2e
- 03 R 48ab7094d0d3247a1cafa58c034d02beaafe03c31235d0d9fea5180c97c8b699
- 04 R 81b61da2b8ff75d8ef0b3627e57361d0e90443b61619b86231b23c06c629916d
- 05 R 96c4ca8d4f19d6d1abdab7bee31ef767575b02d13ba17ba851aa90e925be05e7
- 06 L 4a70d80dd188a3684561d88d8cbc4fb5e2b9473cfaa5c06e92dc20271d8d7131
- 07 R bd58bc2b8200e7c2b93b5bdbb94bdfcc92584a2007c867a07f8eff749efd95ce
- 08 R 274342c97a949e528029fcc8a870f64ecf72ea40671c6674030b5e18dee1f563
- root e7b1c3f7e028584b23f8f10e50d2b2cd2d4ed0eea3f0ef06d2e7ad89fd2f5846