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 BATANGAS Award a ₱479.7K contract to EBUILDERS CONSTRUCTION & DEVELOPMENT CORPProvinces
Transaction hash:
789dc52ced5bed29db9116cfad2fc1c5235a694933da2d99d85ee8b33a74b4a0
Status:
Included and unchanged
Block:
#4,918 1,095 blocks after it
Position in block:
Transaction 87 of 195
Award day:
Sep 15, 2022 (4 yrs 2 mo ago)
From:
Value:
₱479,683.13
Project:
Civil Works
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 #4,918 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 BATANGAS awarded it to EBUILDERS CONSTRUCTION & DEVELOPMENT CORP on 2022-09-15.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 Batangas gave a "not stated" 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 789dc52ced…74b4a0now …
- 2. Block Merkle root changedstored f9da6a6c91…b16cb4now …
- 3. Block #4918 hash changedstored 088bad7ab5…8eed47now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf 789dc52ced5bed29db9116cfad2fc1c5235a694933da2d99d85ee8b33a74b4a0
- 01 L 785429f3a6e095efbd4e074b87cf5837856e4125a307cbd8b40367ef8542947c
- 02 L dc991421acba91a6809c4e31254ab41b5c19f1bc1eb3a60862fdf13ddfe77d9c
- 03 L 4c84dcfdba68d8f1914abc725a694fa8e868fd904172eecac39fcc96cd30e3d4
- 04 R a1a37285ea6d487de313d1c4d45719b59cda1fbe8d4eb92ba374a6ac758fab60
- 05 L fed2a260f5cdce9834f121ab0808cd9021a884eddb1f7b02df0dcf4d10f70feb
- 06 R e144952a61cbfbe86da6f19d527efeab9cf2c42d9ecbb42f036c605b52d0fbdf
- 07 L 6de5fa3b054748159f3db3288b2485714f91ff737cfce72d92469b2e975172a6
- 08 R d7a7d18965eac6f37d1be81e804e3c9ef681be203b6bcac17a4e9ab7c3510cc5
- root f9da6a6c9112e345d954a0413fa042a4c4a53bd122344f44cc4ed91702b16cb4