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 - ZAMBOANGA DEL NORT Award a ₱198.5K contract to NRMM CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
8d261ee86a5fa62a120daf9bafd1e0f2060e11b8b3caf66206ab611638a4e0c5
Status:
Included and unchanged
Block:
#3,823 2,190 blocks after it
Position in block:
Transaction 139 of 262
Award day:
Jul 18, 2019 (7 yrs 3 mo ago)
Value:
₱198,547.68
Project:
19JB0090
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 #3,823 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 - ZAMBOANGA DEL NORT awarded it to NRMM CONSTRUCTION AND DEVELOPMENT CORPORATION on 2019-07-18.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 8d261ee86a…a4e0c5now …
- 2. Block Merkle root changedstored ade23ac970…fb1b1anow …
- 3. Block #3823 hash changedstored 6df09ce9d3…d5d325now …
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 261 records. Each step hashes the current value together with the sibling shown.
- leaf 8d261ee86a5fa62a120daf9bafd1e0f2060e11b8b3caf66206ab611638a4e0c5
- 01 L 8c7bb9eac74dc70d92fdd1dc03a3cfa2e837c5890ca34ace92a5bbb6092d6555
- 02 L 9f08d5dc5aac0e000dcaadf3bf4eebc10eb032a35ecdfef4bc47fa1a6ef104e5
- 03 R 0e75c72948a745a39cb148efa43c7f8d5b5cafadf6da29f62601b04b4e2fc2b0
- 04 L 1638b6a0962121ab889ecec57e1192c4dfd45db6dbbacddd5f30674443407428
- 05 R e073d452cdc9e1ab3fa7893da735d50b7611a4566db1fe0f34a484eb8fea305e
- 06 R ce0fe8a54d56e7b8ffd4934fee9ec29fdf31cad59245d5150649fd14b6726dbe
- 07 R 6ee6b8a7f5c179cb4cd57a40383d2c673051553096364b63cd8e898f7a360603
- 08 L f8208ab0a37bc5d042f3dd5ce6399221f58368345a9a67029bce77c306aba49e
- 09 R e1cc83cc0f427b14c1aaac0a3d6eb169e43e31e937d3f89ee849bc197bff19e8
- root ade23ac970f37e8ee0aff3d815373fa64e1ecdcb62c2339eee3b67cc6ffb1b1a