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
CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱2.5M contract to INFINITE ENGINEERING AND SUPPLIESCities
Transaction hash:
e43ecc1dd180eb47de6ecb349d62fa22a1b7019db0aa324b91ebcb658e04f3f8
Status:
Included and unchanged
Block:
#3,197 2,816 blocks after it
Position in block:
Transaction 183 of 207
Award day:
Sep 22, 2017 (9 yrs 1 mo ago)
Value:
₱2,497,989.62
Project:
Construction of Slope Protection at Los Primos, Tugbungan
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 #3,197 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)CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to INFINITE ENGINEERING AND SUPPLIES on 2017-09-22.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 City of Zamboanga 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 e43ecc1dd1…04f3f8now …
- 2. Block Merkle root changedstored 3873728c8a…4153banow …
- 3. Block #3197 hash changedstored 654518b7f3…83808anow …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf e43ecc1dd180eb47de6ecb349d62fa22a1b7019db0aa324b91ebcb658e04f3f8
- 01 L e43408452d263f04a0808440fe1ef929839b63fc8a36888e567c4d5598b4b969
- 02 L d9e980d46074b0f3030137fd73f77df4964a06fabe7540080c4ab908281129b9
- 03 L bb42415b3ad50fe41db724192d41e7cabb77b9bfbf9d58b620812480aa645682
- 04 R b3ab421cd96c97575014e8d81ab7122a8c5b1f9323c6484ce65f76bab365382f
- 05 L bc2a21f42b7f839cb166bde37decb6fb1a7a55c529cf1b758a129a6511772304
- 06 L 906dd197339dda277ef6537d42056f6321fc24b2e7842c5e57da4c801b46b39d
- 07 R 46e7509d6cd0b14a6e2fee92d3e4a7211509f6330e418b77baebd5d7b0f9a542
- 08 L 4c3706835f38b45e5eab371e044451a62091ebee3804704d853f4b92e67174dc
- root 3873728c8ad6183c42d26e18b7f73295b1b8a6a4e35579c870bba082f04153ba