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 SUR Award a ₱12.1M contract to AFS CONSTRUCTION AND ENTERPRISESNational agencies
Transaction hash:
31a4e95e07d319a871eb67dd3ab5c22cdba16526b4028b4bf4a661b91e2ab038
Status:
Included and unchanged
Block:
#4,674 1,339 blocks after it
Position in block:
Transaction 88 of 480
Award day:
Dec 29, 2021 (4 yrs 10 mo ago)
Value:
₱12,149,470.78
Project:
21JG0083
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 #4,674 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 2021 LP", i.e. the FY2021 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 - ZAMBOANGA DEL SUR awarded it to AFS CONSTRUCTION AND ENTERPRISES on 2021-12-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21JG0083: Completed, 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)DPWH marks the contract "Completed" (end 2022-04-07). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 31a4e95e07…2ab038now …
- 2. Block Merkle root changedstored 72257c473f…33288anow …
- 3. Block #4674 hash changedstored 53ef459869…c70c30now …
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 479 records. Each step hashes the current value together with the sibling shown.
- leaf 31a4e95e07d319a871eb67dd3ab5c22cdba16526b4028b4bf4a661b91e2ab038
- 01 R 31be26dd0f1235911cae0f16cf5edf5470b4ec225bb5f824ca134fe1755ec086
- 02 R b1cd95b4ade68c4eedef076f4bce926ddbac625978b4b4f18d00497dbfcc7c75
- 03 R 5ec5b334c7bee160ce8f325cd5c83a4966d27076217f6d26057cbdeaae9608c1
- 04 L 5f15fe8f912b59a4b7d83fd517aa74989b415263887bc11471b8266fb7661b0a
- 05 L 7a953a792955aa794a49ef4b6720ceca478220963a0aaef0dd12a050805d22f7
- 06 R 5629a0f6555f175c401da9cdc17722cd828bf2aa263c73b24eed26480381936e
- 07 L bc0bb70655131c921dce27e2a380c91511ee23c2e75bb39ece910f907e1590ae
- 08 R 3dcf012c452abb092b8f50f5ed0da05484f73519ad39b2ce7b1f61d6117f844f
- 09 R 3ae72da542ee4d7ecf8f31928ce5865b22db6134aaf7acc7078d7af1fe705071
- root 72257c473fe9526f28ba32b3fb435a5e7524f8129fa50cc0dc2d61e5c533288a