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
MUNICIPALITY OF TABANGO, LEYTE Award a ₱1.5M contract to MAGA CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
b714f7b4b38020290cfba1c8aeeeb6d080aa55fefb0aed9ce617c1dc1600b9cd
Status:
Included and unchanged
Block:
#4,356 1,657 blocks after it
Position in block:
Transaction 143 of 209
Award day:
Feb 5, 2021 (5 yrs 9 mo ago)
Value:
₱1,498,540.31
Project:
Road Concreting - Cantur-aw to Tahad
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 #4,356 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)MUNICIPALITY OF TABANGO, LEYTE awarded it to MAGA CONSTRUCTION AND SUPPLIES on 2021-02-05.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)COA's CY2024 audit of Tabango gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 b714f7b4b3…00b9cdnow …
- 2. Block Merkle root changedstored 03bb678f70…940041now …
- 3. Block #4356 hash changedstored dbaee32f20…229cednow …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf b714f7b4b38020290cfba1c8aeeeb6d080aa55fefb0aed9ce617c1dc1600b9cd
- 01 L b673ab5d34898bb7d60695d719401ad8ad3bcd2fbd7e87e948604d9202aecd94
- 02 L 4c70b25685528e8989439a42984608f51fecf2a0e2919242559cb2698ea883cd
- 03 L aa1b354291e11c8158ed544350d7b3ddfccc60c3ff3645a0dabd2e842864c24a
- 04 L f4175e3a3848521f4ab9b3e111e3f0c82d99617a9d6bab198719d438eb05ca1c
- 05 R ca2348678a2a14114a70d578c22a0f10eb42fcb39f89ed029688100aaaa8cfc2
- 06 R 3105a18e9d37aa1cbce07309e8fe875a39d6e95477f77193823a90fe40d425ea
- 07 R eb496af31b887da9eef17c25ad6dc5970fcb30594b2c722909947a2e990807c4
- 08 L 7fe4ecf90b6df51249a78fd1fe1069e7a2c7aaf9c32bcbacc5c7b3ce97120233
- root 03bb678f703b4dd4648042452c5a468be9747b40e8d3f0421caf6ee642940041