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 LAGUNA Award a ₱53.0M contract to GAB-ZION ENTERPRISESProvinces
Transaction hash:
a95eaa9ad765eb8b0bf75d5cc1a128e8db6c918c932e04f33f8f7f613a0d2d96
Status:
Included and unchanged
Block:
#1,677 4,336 blocks after it
Position in block:
Transaction 95 of 149
Award day:
Feb 11, 2013 (13 yrs 9 mo ago)
From:
Value:
₱52,993,144.06
Project:
Asphalt Overlay/ Concreting of Farm to Market 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 #1,677 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 LAGUNA awarded it to GAB-ZION ENTERPRISES on 2013-02-11.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 Laguna gave a "unmodified" 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 a95eaa9ad7…0d2d96now …
- 2. Block Merkle root changedstored 2c6dd49887…dbfde4now …
- 3. Block #1677 hash changedstored 7fbea837c8…157902now …
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 148 records. Each step hashes the current value together with the sibling shown.
- leaf a95eaa9ad765eb8b0bf75d5cc1a128e8db6c918c932e04f33f8f7f613a0d2d96
- 01 L a8aa227270e95b207fb7c97988a953803b854fafdf687c2a7c05e02edcee2e89
- 02 L 87264c1f7dbdc23d7cc38fae9c874cfe561c76fef7e4f06a28cc336f111acd15
- 03 L 8ee900817f2da55e9206f2e5867beb567e2e679d8659f59a4138a728a0012ae7
- 04 L d5145c9645bb3db5925bf1718ef482bc7dafdf9c9ffcda74692c5eb97d7fb28d
- 05 L 0e9ed013a5180ff3e8a2d1f503be3d1e07fa2e808a6dd802b919f05a1da40e45
- 06 R 4f994a72a4ae48c5fa8d8ab2035235e7055e45738b02e15ab2e4c6602446c35b
- 07 L 2a7d80f7b9fa0b89627699f0f15a8296360c04fc96ded0aeefd179054c33fd97
- 08 R 8e199b7c9a8f8f1a0307832770ab60e0d61d8a58f4f24a14703e99bfa49651ca
- root 2c6dd49887877fab363c1e8fe32a0a8c3ac7b932fc8181b1e9c99acfc7dbfde4