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 ₱23.5M contract to N.N. YU CONSTRUCTION, INC.National agencies
Transaction hash:
c476e6c8a76301a0fdd4d2cb1ca95e9aaa8b32eecee3bbcf5055334ee105f4c0
Status:
Included and unchanged
Block:
#3,523 2,490 blocks after it
Position in block:
Transaction 212 of 275
Award day:
Sep 3, 2018 (8 yrs 2 mo ago)
Value:
₱23,516,830.00
Project:
18HA0117
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 #3,523 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 N.N. YU CONSTRUCTION, INC. on 2018-09-03.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 c476e6c8a7…05f4c0now …
- 2. Block Merkle root changedstored 6f1eb06e10…057361now …
- 3. Block #3523 hash changedstored e2699b87e3…35a4b4now …
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 274 records. Each step hashes the current value together with the sibling shown.
- leaf c476e6c8a76301a0fdd4d2cb1ca95e9aaa8b32eecee3bbcf5055334ee105f4c0
- 01 R c545e45b30154d1f1beb66c072c79d307d93dd2fd973291b153f1d96fc529905
- 02 R 27d6e093c5e98d21780f1cbe2eef86d6e6cfff356e6cce451c0f9815bdb6ccb7
- 03 L 0fb8bfd6e490ce08363c77c39658371b35c749394ddfbc130f3af88db2f0f74c
- 04 R ee950dd68ca2f86dde8c597c5ebb733665dc3f979b7f06f5b8a1f7c736396793
- 05 L 8edf6e4aaa15619408d7d2a87a62cefacc470a8b424a55d15edcb57ca3da2fd8
- 06 R b8a55d17251c02fbfb4333c21fd25e1711f7ba190e55ff3387ef3d450c0d2170
- 07 L c6e68ad86e8809bb52751d9dce4f75dee1b7db8bef1238ed4dacb8b5cd272130
- 08 L 4b74f1f06abc10bd95e081ec6c9481526c47f8da797ac745a54135885d93c5c1
- 09 R d8fac6fad45e3c282fe427ad9986f82a77e052803a27a79313bcb5fb45aa8307
- root 6f1eb06e10386f11ca886238023360a6f5929f141e12c0aba7145f1998057361