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 - NORTHERN SAMAR 1ST Award a ₱1.8M contract to FOUR JJ CONSTRUCTIONNational agencies
Transaction hash:
06efc43bd6b7cdc7c4e172415f96281c6ee157925038f604e63fa41df663759a
Status:
Included and unchanged
Block:
#5,019 994 blocks after it
Position in block:
Transaction 8 of 422
Award day:
Dec 27, 2022 (3 yrs 10 mo ago)
Value:
₱1,801,467.67
Project:
17IH0164
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 #5,019 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 - NORTHERN SAMAR 1ST awarded it to FOUR JJ CONSTRUCTION on 2022-12-27.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 06efc43bd6…63759anow …
- 2. Block Merkle root changedstored d7fd873d46…58bb93now …
- 3. Block #5019 hash changedstored d82d0b27ca…fef4ccnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 421 records. Each step hashes the current value together with the sibling shown.
- leaf 06efc43bd6b7cdc7c4e172415f96281c6ee157925038f604e63fa41df663759a
- 01 R 0701248dd664e4976ae2078c24b8e4745f1023e352555da38005c0bd86bf64cd
- 02 R 1c883ea67463b429f505f3b6ebfa97437c24c73615825f47f8f5b433c2e1a65a
- 03 R bf2f68e71c9f60550ff910691f41e76201f063752f544102b397b8d1ac642f15
- 04 L 90a72f8efeeb2b6d2761f294937197ee3e3ebe51d8ec57ada691d7cc21d3209e
- 05 R 478e02993b6f6bf1876c2cfe115ad727fe451ab4e71451056ea7fedb190e0151
- 06 R 801070a997ba09ee6ce4a350e6e714b4f022d74f25ae7bb55ac7b3990e62ca7b
- 07 R f26bd92bb37facba6aeb36291371e356c9a564415339d9da73af0832241d0c10
- 08 R 934fe5aaac8c4a07782c781a620318e3792d5c367185964ce748964d542b3721
- 09 R 45924aa25a6c1033e307320493a4017894d7db84b048dfe32bdb6fd32f7cf5f3
- root d7fd873d460091088afb9214667b0070d37613b54017e947604b7c525b58bb93