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
MARIANO MARCOS MEMORIAL HIGH SCHOOL Award a ₱99.8K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
3e195ff71c1dec0cb620d2ca07f0f8f0b8f4ffeaafc8f4fafc1dc4bbaee27254
Status:
Included and unchanged
Block:
#5,338 675 blocks after it
Position in block:
Transaction 50 of 239
Award day:
Nov 22, 2023 (2 yrs 11 mo ago)
Value:
₱99,784.65
Project:
REPAIR AND IMPROVEMENT OF THE SCHOOL'S RECORDS SEC
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 #5,338 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)MARIANO MARCOS MEMORIAL HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2023-11-22.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 3e195ff71c…e27254now …
- 2. Block Merkle root changedstored 1cd62a0378…5b4288now …
- 3. Block #5338 hash changedstored 6b8071f96d…c11898now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf 3e195ff71c1dec0cb620d2ca07f0f8f0b8f4ffeaafc8f4fafc1dc4bbaee27254
- 01 R 3e7e79d26eb7cab09b9245b442321282a0af454cf0678c9e1f49f8ff739ac0c7
- 02 L ad362e42fd93a6e2f3a2f06f5d60db035cbc1fdbe4e7767eb3b8e9fb9a8e4eed
- 03 R 2f384f5f6ae91f5fbed5dcd1068ad4822b6e05a295de0afd67ec9a1987812c9f
- 04 R 59f3d5e4ac6c860bd6bf8af7a14c452f287c0e91a084bdac7f3eef830ce38230
- 05 L 9151b7d7f7c22ee4ef11c5bc33498be76b75aa21f27fc9625bf58d95a3952352
- 06 L 7ef978d22990c49d716d25cce6b573188c2cf1f5730990afb138a46d5cbbf6dd
- 07 R d309450824d1a5f1f7483747dd051b94adced1bedcec110d8f73f5b458e00eaa
- 08 R 66160ae0b5adc592427c7bc2128051ec3d10b33312de1c950b7f6376a265b09b
- root 1cd62a037814aa5f575bfbd0302b0edaf26c96a49a8fc7e1d870becb845b4288