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
CITY OF ANTIPOLO, RIZAL Award a ₱4.1M contract to CSGER CONSTRUCTION CORPORATIONCities
Transaction hash:
1d254c445d0ecb6c8bcef98defa01a220eed4768842349caea24b624177d98f0
Status:
Included and unchanged
Block:
#4,733 1,280 blocks after it
Position in block:
Transaction 49 of 435
Award day:
Mar 1, 2022 (4 yrs 8 mo ago)
Value:
₱4,116,427.73
Project:
Rehabilitation of Drainage System along Lake St.,
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 #4,733 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)CITY OF ANTIPOLO, RIZAL awarded it to CSGER CONSTRUCTION CORPORATION on 2022-03-01.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 City of Antipolo 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 1d254c445d…7d98f0now …
- 2. Block Merkle root changedstored 9788dea2a8…2ccba4now …
- 3. Block #4733 hash changedstored 7017719c82…859784now …
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 434 records. Each step hashes the current value together with the sibling shown.
- leaf 1d254c445d0ecb6c8bcef98defa01a220eed4768842349caea24b624177d98f0
- 01 L 1c9b3d46a3c78e8a6604659d40cf6f732ab81f01c590215e315887a5f11a18bc
- 02 R 277a20f4851763b6bf333c734e8865ed883081da50cbcc757d284df20be009c0
- 03 R 9559d94557ba717ba7a88f8240f549a3de0651223f9c84558291f09ee5420b75
- 04 R 818611e8546f332addbf677a6842051c1c05cc2ea8a08bd91753188926268641
- 05 L e03659a170e5f21418e77dd18d7ed6ce3987ba87386706922f22218d3c2a7cf8
- 06 L f109aa04c5a5b484378e8c4a351e0d6c68c8673eaeb3c2bfa86ebf7af897d610
- 07 R 2c07d403bb0ae0ea9c0ab2272cc2642db25e064d755be1e13b8fbee56b11d0a7
- 08 R da31efbe5a7ef72c5f3083ef2d2cc933ca9670f82ec2ed68186fc92cbdcbcd00
- 09 R 47ed1c1d7ed36a3d5b174e5be09db34b32f9db85443dfe795b73d45e45698d96
- root 9788dea2a8e07e71cb64d065d828b7ff8680eaf7e9a10c65e7c8bb98122ccba4