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 (METRO MANILA 3RD ED Award a ₱46.8M contract to AYLAN CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
5e0519d563eeee6bbfdbff85f023103aa4d354c9d80e4eb9e536b37c5ee9b2a8
Status:
Included and unchanged
Block:
#5,403 610 blocks after it
Position in block:
Transaction 552 of 1,446
Award day:
Jan 31, 2024 (2 yrs 9 mo ago)
Value:
₱46,833,582.22
Project:
24OD0013
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 #5,403 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)DPWH lists the funding source as "Regular Infra - GAA 2024 OO-2", i.e. the FY2024 GAA. The exact UACS line is not given.Partly
- 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 (METRO MANILA 3RD ED awarded it to AYLAN CONSTRUCTION AND TRADING on 2024-01-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24OD0013: On-Going, 100% physical progress.Found
- 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
2 of 8 documents found, 1 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 5e0519d563…e9b2a8now …
- 2. Block Merkle root changedstored c8350f7d59…0cb1f7now …
- 3. Block #5403 hash changedstored 838df07122…b08e7enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,445 records. Each step hashes the current value together with the sibling shown.
- leaf 5e0519d563eeee6bbfdbff85f023103aa4d354c9d80e4eb9e536b37c5ee9b2a8
- 01 R 5e3a2c47ba302ec11d23cd2fccfe7fc359e2bfd9ef96a0d54fedf719936dafde
- 02 R c8210a1445dfabf0e035b4a16c82e84cfb1166f1e2e3964dc6b8c8b7acc3122d
- 03 R d30995c1ba2bfebbe9d4a589cf09342b0bda46f347513701635223f27eccf741
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- 05 R 88a3f0cfcf2b5bf7dda74679207a1a6c37eb9a1d0b7e133c2e897906d2786abb
- 06 L 6034a7dad202b3c73d16d398ddba82920d8cb79a920a3e34c9bda80f7a6059cb
- 07 R 060e7fc1433e35ec1d7cdc5e84b8ee3e72c267cac6d2d7190f9a35392b04bac5
- 08 R 8bb625b65fe53c283ceaa0c250375efae0ffbc2432b7571358f1691b0b8b8b30
- 09 R 362c20425bc294482fb62c929a1c8b338e9c1b9eb88bbca31d19f9ebe917df1e
- 10 L 362a2333823827372bef514d5cfaf40b17c95223d951757f671b011c01ba42ce
- 11 R 5df7898686ed487fd91d8d6bc1e53ccb3ae8dd8eb8d19f629eab5735ad075ecc
- root c8350f7d59e794c721da585d4e69fa9f9595a50d5437917f087f8ced060cb1f7