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 - BATANGAS IV DEO Award a ₱9.6M contract to VITALTECH CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
505ca57fde4e1a46154c19e624d96a3617f141397f3461a1a8687cea17ee52f5
Status:
Included and unchanged
Block:
#4,590 1,423 blocks after it
Position in block:
Transaction 55 of 203
Award day:
Oct 6, 2021 (5 yrs 1 mo ago)
Value:
₱9,603,483.00
Project:
21DD0326
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 #4,590 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 - BATANGAS IV DEO awarded it to VITALTECH CONSTRUCTION CORPORATION on 2021-10-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21DD0326: 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 2022-02-10). 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 505ca57fde…ee52f5now …
- 2. Block Merkle root changedstored 1296ab8544…ac2babnow …
- 3. Block #4590 hash changedstored adcd970c35…e63653now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 202 records. Each step hashes the current value together with the sibling shown.
- leaf 505ca57fde4e1a46154c19e624d96a3617f141397f3461a1a8687cea17ee52f5
- 01 L 505384838b976bc7d2773bce3306fde72ec233e3c67c0b01678b3bea8fdfeb74
- 02 L eee32e7da46f1850f13e35f6125dd43948ba9ed5a94f2dadba8b5bdf35dae461
- 03 L a7ed72285967cb66e345b5bd6cbc67d6743866fefbd42439b572fb8fc1375f65
- 04 R eb1f058ec524e1c1ae23b374c65de6d397e1c6f0ac9476e304bfa839da8b77e1
- 05 L 44f18b6b68f18c18f27223da1e9d7beb108a4ef5c8bc3135b99f4a75d00dc51f
- 06 L 3da6144881132bfc2260ab11f3c1e81f8f2bfaf98a253f7db36880dc1c57134e
- 07 R b3d701345f9a22b4f4b6c342daaa619ce2c9fdc345d13df7a13b6a64f866b714
- 08 R bde720945ddb06b303825613e2cd7965f0ef66e97c13fdd9776a2eb29303d197
- root 1296ab85448200d3db264e100a54dce26fd8a41244453843f3772ebfa7ac2bab