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 SIBUGAY Award a ₱2.0M contract to JGC CONSTRUCTION & ENTERPRISESProvinces
Transaction hash:
59c9fa3f1ac4c8a33fd3cc9cadafeb06c0692fe76886be58966f95df0e4acff4
Status:
Included and unchanged
Block:
#4,589 1,424 blocks after it
Position in block:
Transaction 84 of 243
Award day:
Oct 5, 2021 (5 yrs 1 mo ago)
Value:
₱1,992,585.21
Project:
Repair and Rehab of Taway Brgy. Road
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 #4,589 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 SIBUGAY awarded it to JGC CONSTRUCTION & ENTERPRISES on 2021-10-05.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 Zamboanga Sibugay 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 59c9fa3f1a…4acff4now …
- 2. Block Merkle root changedstored fe4f7d3dab…05cdc9now …
- 3. Block #4589 hash changedstored e634582c1b…d1c6d8now …
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 242 records. Each step hashes the current value together with the sibling shown.
- leaf 59c9fa3f1ac4c8a33fd3cc9cadafeb06c0692fe76886be58966f95df0e4acff4
- 01 R 5b2982f0d0633f3a922d9cec9be2fc479a0f62bfddd27e606c4c302bbef6db1a
- 02 R 0b1b17e6fe8d66011f2586823f956c56e4e11962fbdca3acfe1634b153e89f33
- 03 L 707c204d17fa847d8bb3e4c19004127dc6aeeab6086733d8a70eb567d3e86086
- 04 R a46cbd9e27f63e3d97b5d941de1d8a5fc58e0249490e9cfc19c29ac8857d3421
- 05 L 729d64bc8450bb565831b8f780e7392187ab2b54e4991437cbbc3fc1314f2d04
- 06 R 0486dc04017c2cb23ad03be3ea1037b39726d161fd339a0ad16c499b220b0423
- 07 L 2594db02bcb7805dbd29e89ad63efda2f87267fceeaade0da99ec2b9c4449cba
- 08 R 8ebd4bbe46e4646683acedd4e99046fe03ac5567207272dec50b020947de8f31
- root fe4f7d3dab47d187ee03ac1052cc7753f93b0891094feec8f5e460d55005cdc9