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 RIZAL Award a ₱1.2M contract to A.L. CRUZ DESIGN AND BUILDERS CONSTRUCTIONProvinces
Transaction hash:
31dca181be53c6d098d23bbcbd5b125d7601594c4915f92f7b20d1e803676f9c
Status:
Included and unchanged
Block:
#70 5,943 blocks after it
Position in block:
Transaction 14 of 77
Award day:
Mar 8, 2007 (19 yrs 8 mo ago)
From:
Value:
₱1,182,170.08
Project:
Const. of 1-storey Ynares Multi-Purpose Bldg. (6m x 10m) at St. Joseph Subd., Brgy. San Isidro, Cainta, Rizal
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 #70 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 RIZAL awarded it to A.L. CRUZ DESIGN AND BUILDERS CONSTRUCTION on 2007-03-08.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 Rizal 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 31dca181be…676f9cnow …
- 2. Block Merkle root changedstored 7e59b9debc…eaf96dnow …
- 3. Block #70 hash changedstored da5f11d292…f6ecb7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 76 records. Each step hashes the current value together with the sibling shown.
- leaf 31dca181be53c6d098d23bbcbd5b125d7601594c4915f92f7b20d1e803676f9c
- 01 R 33467d8cea4a31fdec200d0e10f36d5547eeb03f835d3d594982e73d8273f0f6
- 02 L 1e69f04a4c7e6c075e1ff3b2a2f6f646234ed9b245557ee32c93c349d367a34a
- 03 L acaeb23ea1c4b63e2a60ecbf516ae8790d280ce43476b4205ff72bfce91e9ef1
- 04 L fec9eae611644e7266082e7d655c2d83e76183ac33f9147b5eeb07f3f3b9b865
- 05 R 91aa54c627f3ecefcfde109b2b06c3d341178d008a943b57213f4c03392f3c48
- 06 R 28aa82378b9841e3f4f00a9c31838faa4872b282116e090553e23dc4e5e56173
- 07 R af49168c16c56a841d929ec6a4d40212e5a4c7dc6f31bcfe49a384f877737642
- root 7e59b9debc6856f8f86c4bb1165c615a799625340644ff76b5f8f4ea07eaf96d