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
PROVINCE OF ZAMBOANGA DEL SUR Award a ₱2.3M contract to A.C. RIVERO DEVELOPMENT CORPORATIONProvinces
Transaction hash:
dc44de7fc6319f5e37bed41971da8ab3a9eb308831ff0d84251d34cf2807e6a9
Status:
Included and unchanged
Block:
#3,678 2,335 blocks after it
Position in block:
Transaction 175 of 208
Award day:
Feb 13, 2019 (7 yrs 9 mo ago)
Value:
₱2,273,142.55
Project:
INFRA 2018-41 REHABILITATION OF TAMBULIG-TUNGAWAN
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 #3,678 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)PROVINCE OF ZAMBOANGA DEL SUR awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2019-02-13.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)COA's CY2024 audit of Zamboanga del Sur 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 dc44de7fc6…07e6a9now …
- 2. Block Merkle root changedstored 52c52ce9eb…5ac0c2now …
- 3. Block #3678 hash changedstored 4f506e1841…98c177now …
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 207 records. Each step hashes the current value together with the sibling shown.
- leaf dc44de7fc6319f5e37bed41971da8ab3a9eb308831ff0d84251d34cf2807e6a9
- 01 L dc0437a921669c9e6dc66d65d45702e3fcd8d1bf5708b16c3a4c8790f2b62b42
- 02 L 61056e4b5cf647950f5aa4c91859542610a280b9cf017badb1e391f7e2cfdf38
- 03 L 4a17efbb41d435a102c6e7dd6144037f93b0929b3765778254d9965dd67df692
- 04 L 2bc8f1dda15c5fac30b686fb5db003fcbe7c2fb7e2a63d9108aa5a2d2ae445bf
- 05 R d745a64d73a177bb2a26fe69082751c0edd5a819e9cddc8bba2dc35c704b393f
- 06 L fed9b9a27a37837a7385c5dc25bd9f91680d4c34f9274504944f3f7320ef1469
- 07 R 55188040cff074142faeef5e9d3c1994e9b6a317b601de332d624404b77adcad
- 08 L 3b44c50474dfe9209dca43643263a54734da74b0c940fab8b5f0dc0ccadf219b
- root 52c52ce9eb5551ed685c877bb5eb5825a175270fc408b5202690024d6e5ac0c2