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 - REGION II Award a ₱1.1M contract to JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC.National agencies
Transaction hash:
1b8ff3dc840fcfb2ef0dd97a846a6a40951b13aaa5151ad837eae25499d04f1b
Status:
Included and unchanged
Block:
#5,543 470 blocks after it
Position in block:
Transaction 43 of 407
Award day:
Jun 25, 2024 (2 yrs 4 mo ago)
Value:
₱1,071,525.18
Project:
24B00081
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 #5,543 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 - REGION II awarded it to JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC. on 2024-06-25.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 1b8ff3dc84…d04f1bnow …
- 2. Block Merkle root changedstored 8f2ad347cb…322565now …
- 3. Block #5543 hash changedstored 7132a1f8fd…b06474now …
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 406 records. Each step hashes the current value together with the sibling shown.
- leaf 1b8ff3dc840fcfb2ef0dd97a846a6a40951b13aaa5151ad837eae25499d04f1b
- 01 L 1b2d911bf32dc5844766499d885ad06238d94ff802b229d127a7d34bbe54176b
- 02 L 943cbd73b3eb492ce500080ca01d6fdcfa755762a9c3b93aafb6c3a75469e961
- 03 R fd8fc8fb20d44066717a430c20bec0a0f78257453df3a0f1baadead59e309f5c
- 04 L e24755c25e22f4d83ad28b39d7e0f744a5ecc7543cf4c92ec1a2734fc88775a0
- 05 R 8f51ef17a35b084040d37eeff5c4bb3c43102d9e5da20db7586de6cfa3e29366
- 06 L 38e3044aa416d34d3c5183e8e14e0af92585aca4063736a2881b135db8235e24
- 07 R fcfe4b5392b914b281fc731cb13bd7cc862a77e82431af34304c9d08ba544a65
- 08 R d199e4dec56da4e1e857c60577dddcc1b9d96a9537432c019fffaf947223222b
- 09 R 0cb977a5c9019fda4dd741d70c231bddb9f591591c5315dad22eff8ec6d2bb3f
- root 8f2ad347cb9996fb9d202c667e62e1aaddd393f00e5df329f20fb172aa322565