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 ₱2.6M contract to YAKALER CONSTRUCTION AND SUPPLIESProvinces
Transaction hash:
46fb5c84d0e6ed60ca93e61edbec69de929b1a73f8675183077fc3ef0a0c0e61
Status:
Included and unchanged
Block:
#4,687 1,326 blocks after it
Position in block:
Transaction 73 of 256
Award day:
Jan 12, 2022 (4 yrs 10 mo ago)
From:
Value:
₱2,643,385.33
Project:
Repair/Repainting of Ynares School Buildings at La
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 #4,687 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 YAKALER CONSTRUCTION AND SUPPLIES on 2022-01-12.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 46fb5c84d0…0c0e61now …
- 2. Block Merkle root changedstored 6066db71fd…59e131now …
- 3. Block #4687 hash changedstored 822a469dbf…9fbba4now …
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 255 records. Each step hashes the current value together with the sibling shown.
- leaf 46fb5c84d0e6ed60ca93e61edbec69de929b1a73f8675183077fc3ef0a0c0e61
- 01 L 460ec6e9c4c464de26e4b6ae532ec5cd30b80e3d5ff6970b4b54035d68751e8d
- 02 R d91b401b03bcffdb0f08d4d5d2dd50d4af8ec99d295a8f36b22ecaab91f9b7f4
- 03 R 39746bdb22a137d48e9ca1ea8705624cb2edca7c53b3376cfcdb00b62d815444
- 04 L 4ba8e2d677f9300fe17a0e2a3d8597019205eecc00755ce999fb2212498d56f0
- 05 R 37827924b60a6685f03fcb6692ffa7988c1c887ef6b5828375dca012033e4236
- 06 R 23b9b7830b548391dae376a50a2c4f06abae1aa09ce047da902fdd8738dae69e
- 07 L d7d117a4864645e09559a0d60177b39cb4db8e034826c64f4b0957c974fbe9a0
- 08 R 95abe49dc095546eaf67043418a1a9d360c933e5b3abc5448e2b3def58f3228b
- root 6066db71fd7f8e363edcfcc2584d527ab7d69c2b75014d3c982f72caee59e131