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 AURORA Award a ₱2.5M contract to WBS CONSTRUCTION AND CONSTRUCTION SUPPLYProvinces
Transaction hash:
1b3f2030b2ec54558bbfbbc95c984b7d3668a3d292d9002e2166f60a4e35f7f1
Status:
Included and unchanged
Block:
#4,429 1,584 blocks after it
Position in block:
Transaction 30 of 282
Award day:
Apr 23, 2021 (5 yrs 6 mo ago)
From:
Value:
₱2,498,000.00
Project:
Completion of Multi-Purpose Bldg Brgy San Leonardo
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 #4,429 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 AURORA awarded it to WBS CONSTRUCTION AND CONSTRUCTION SUPPLY on 2021-04-23.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 Aurora 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 1b3f2030b2…35f7f1now …
- 2. Block Merkle root changedstored 2a8b64bbeb…d22ae2now …
- 3. Block #4429 hash changedstored 0113859e9f…31b1ednow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 281 records. Each step hashes the current value together with the sibling shown.
- leaf 1b3f2030b2ec54558bbfbbc95c984b7d3668a3d292d9002e2166f60a4e35f7f1
- 01 R 1b73548b00a3731768eba5a2d99a2426d49095db9552e929489c06ea596ec3a7
- 02 L 7b5f4ea27f0c1c04afe27edc95f7c962115449a3be2283bb2b0381667c533aec
- 03 L d3966ba120979328f61a4e158b48bbdde2a644c2b1c4c65eea4dec9919256dd8
- 04 L 44aae960dc5f397ab971775e68b98434a394311b1fcdb79a317ef4694259761b
- 05 L e93698cf97c5ac33a12e75236e54d2be6b8a9f2181c2d85fdb70045fe96952cf
- 06 R 07ffe987d1f1e885e522e103409e89a56ac13f58983493af194f5a59d665a74e
- 07 R 5ae0279e0f908cfb0cabd56e32f23ce62a3c413cbacdc879e56e8f8d7d65f9e7
- 08 R aee7ede0e6d9fed372d8735611ea97c93e0bbc8c6b667082ffce6ad35838b273
- 09 R 94a81607f1a616dcc6cd35c191ac021b2317e073cb12960b9918af611db146a7
- root 2a8b64bbeb70da03fce893b08610795e6ba0f31859ad8dbfd849c4cd30d22ae2