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 - CAR Award a ₱84.1M contract to MG SAMIDAN CONSTRUCTIONNational agencies
Transaction hash:
fb030143920cfcf9f5a75ea096df6d4febd3fa7b62c491b68d5bfd32c8887920
Status:
Included and unchanged
Block:
#2,324 3,689 blocks after it
Position in block:
Transaction 143 of 148
Award day:
Feb 13, 2015 (11 yrs 8 mo ago)
Value:
₱84,083,552.36
Project:
14P00049 Gurel – Bokod – Kabayan – Buguias – Aba
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 #2,324 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 - CAR awarded it to MG SAMIDAN CONSTRUCTION on 2015-02-13.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 fb03014392…887920now …
- 2. Block Merkle root changedstored 67d6bc63c8…18ceebnow …
- 3. Block #2324 hash changedstored eb9b8c052b…cc85aenow …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf fb030143920cfcf9f5a75ea096df6d4febd3fa7b62c491b68d5bfd32c8887920
- 01 L faf9765cd009ac82c61c5ac1700d4ae2dd21d00cf6759cbcdb8a86139a150321
- 02 L eec4bbcfa4a5632ef8675899c6a6420f8aa6ba8d15159794fdf11f67ba4b4845
- 03 L a26711c136f8330a0284b0afbdfcd99e3f02184c5ff2e6feea37bb8d0dbcb71f
- 04 L 9a73eaab731f614ecb2518d71f004a426a226160918ea88f94e1bf61943835ea
- 05 R bd50cf41da53fb0a4a390d52cef131744c22e43a2626bb3f47723f6b053991a8
- 06 R 955b528acc73f78c73adda03063c669a208db954db260e535e9d6888bcce25a2
- 07 R d3eded7621532ba92b227dffd762151e80d846320dab2d21a921ddfa8d29cff7
- 08 L 2d82b5d4192c50787b1bd0c2acd58fab327bc258dbd73e42aef8b8ceffef0b1b
- root 67d6bc63c835fda8c9b560e86bdfebf7ea1a17163ef3a119f80afa371e18ceeb