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 - BATANGAS 4TH ED Award a ₱1.9M contract to NDA BUILDERS AND DEVELOPERSNational agencies
Transaction hash:
c2efa174c5c25b00c19affe5abcfb66f8357e31480900789fcd7de49ba3f36ef
Status:
Included and unchanged
Block:
#2,035 3,978 blocks after it
Position in block:
Transaction 73 of 97
Award day:
Mar 27, 2014 (12 yrs 7 mo ago)
Value:
₱1,895,892.50
Project:
Building (14DD0003)
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 #2,035 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 - BATANGAS 4TH ED awarded it to NDA BUILDERS AND DEVELOPERS on 2014-03-27.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 c2efa174c5…3f36efnow …
- 2. Block Merkle root changedstored 94975da18b…e9350dnow …
- 3. Block #2035 hash changedstored 23ab4ed558…7ba55enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 96 records. Each step hashes the current value together with the sibling shown.
- leaf c2efa174c5c25b00c19affe5abcfb66f8357e31480900789fcd7de49ba3f36ef
- 01 L c2c298999d936e367572c18deafb3ea1a306febdf6c1a6300150c5dc50b664fc
- 02 R a66b5d1affac41bb350874ebac8f9f5933a5d6301f019df7675aa197833b2a7b
- 03 R 42578c46e9e37dcd5f3fb1060ba90bf9aaa7c3a4f243b18f2f276cb25d6ea06f
- 04 L 6501246a63a96e0428d976ea91e58c9c0027e1fa2c38058f7c83b9b36ae92f04
- 05 R 2d2e9b2d1378b0edeeaabc44139f0985a4c0583a32fcb345fcfdc40d92545a6c
- 06 R a69215f792d7e727818ff78cb0856df6374eb954c5930716d1b7ded9c138cfea
- 07 L 94a6ed80be6f4e79e2f0115aa976e6d5bf281a30e96ba658daa1f4dbff02625b
- root 94975da18bdf3b868a5af0dae01bbdb08a4d1af8ff5d71e499154d66f1e9350d