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
JOSE ABAD SANTOS HIGH SCHOOL Award a ₱98.7K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
f26ff464a7cebed60db97f008107612d9842a07dae017eb4c7712010abce0b92
Status:
Included and unchanged
Block:
#1,289 4,724 blocks after it
Position in block:
Transaction 82 of 86
Award day:
Nov 8, 2011 (15 yrs ago)
Value:
₱98,680.50
Project:
Improvement of SBM room at Administration Building
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 #1,289 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)JOSE ABAD SANTOS HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2011-11-08.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)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 f26ff464a7…ce0b92now …
- 2. Block Merkle root changedstored 71e5c1e0f9…0d74e1now …
- 3. Block #1289 hash changedstored 4426557199…e4fe72now …
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 85 records. Each step hashes the current value together with the sibling shown.
- leaf f26ff464a7cebed60db97f008107612d9842a07dae017eb4c7712010abce0b92
- 01 R f6be84815266eb19fae1a78a0d03f707ed224d3283b1db624844cb5d89586022
- 02 L 327b75880eb10ce1db79cb75eb61077cec323e15e921e76db126d279167d7c22
- 03 R 8f8c93a63c164b9f1b78fc4a756e67be2ab193792b40cca073295c50cd526f8e
- 04 R 178ff95cd4e47452decac1c7f082d0f29054d86ec373e95bfe9d8520d60a88d7
- 05 L 3040d9e480130625e79a2e786a8cdb4f6f219a47330d61605db21b8a7f17aa88
- 06 R fe5b20ce455e39d3caf28d6b7bf845db1a3d945faa41a16658f43d05d0dd0b2a
- 07 L 87c365a3932336c4fdd26f9e59979483c77d2f585ffdb89b85774e636d2b8913
- root 71e5c1e0f9e0b2ca89863e4df1d10dbc2ec3615972c3473c0e4cae15d30d74e1