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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED Award a ₱1.6M contract to 3N CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
7e0aabcc6bfcc3daccaa74de5d8579491944805ef09158f6ebd9263c29f2078c
Status:
Included and unchanged
Block:
#4,953 1,060 blocks after it
Position in block:
Transaction 67 of 152
Award day:
Oct 20, 2022 (4 yrs ago)
Value:
₱1,563,708.73
Project:
22HA0178
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 #4,953 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED awarded it to 3N CONSTRUCTION & SUPPLY on 2022-10-20.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 7e0aabcc6b…f2078cnow …
- 2. Block Merkle root changedstored d7d3f214af…aa6c08now …
- 3. Block #4953 hash changedstored 3cd0329bba…5ff87enow …
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 151 records. Each step hashes the current value together with the sibling shown.
- leaf 7e0aabcc6bfcc3daccaa74de5d8579491944805ef09158f6ebd9263c29f2078c
- 01 L 7b45d77ac2c6428e7601fcc2c9ad68b202318044f941a0d71659f261c1b7b91e
- 02 L 3c93ebf9ff4315b0e3f1d6157e14e4bc7630eb592f75ff00b425c7b3f0e407f2
- 03 R 742c720dec35df678e877afd5a42de7fe54671b0938c58ada21f3ed45be5d36b
- 04 R aa20cca4c020262394128e3ee2d126ce6c6ace414559280aefbfbe181f84839f
- 05 R 994dac2b5d86bec4e8e8ebd82b9aeb94f555b60e8e8156a9c508eceee6359230
- 06 R b9a9702903f396a41b951737148d03700ff50a287063bffd9448a19c4f5d4815
- 07 L 15b197cdd230bf69402019b6eae18116748f5f59b00a47f8ef56d31abdb3acaa
- 08 R 782daa02e51dd7d72f9acf6d045a610ee59b5921e93b364b2905e372dc26d83e
- root d7d3f214af8edd126da892131421c683b877e954242f07fa4b7320353baa6c08