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 ENVIRONMENT AND NATURAL RES. - PENRO, CATANDUA Award a ₱1.3M contract to MIKHAELA CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
ef7bcf25120c405e944112e5d0b0d3b1281a2e291acbed5d183211f1a5d8586d
Status:
Included and unchanged
Block:
#5,112 901 blocks after it
Position in block:
Transaction 520 of 566
Award day:
Apr 3, 2023 (3 yrs 7 mo ago)
Value:
₱1,309,384.24
Project:
Estab. of Small Water Impounding System
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 #5,112 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 ENVIRONMENT AND NATURAL RES. - PENRO, CATANDUA awarded it to MIKHAELA CONSTRUCTION & SUPPLY on 2023-04-03.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 ef7bcf2512…d8586dnow …
- 2. Block Merkle root changedstored 4ada6e0a6b…51c81dnow …
- 3. Block #5112 hash changedstored 290e87481a…6fefbcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 565 records. Each step hashes the current value together with the sibling shown.
- leaf ef7bcf25120c405e944112e5d0b0d3b1281a2e291acbed5d183211f1a5d8586d
- 01 R f04f4b147e9312e443c2343ea003fb02d4eecdb941b71bc6a73669e73ede75a1
- 02 R 0f49476277f78c12771d24b0556030c93e4d73a4d37ec31aa53ff4c423d0427e
- 03 R f34ffca947955545dbecb738319fd28d82b729184624253e9c80a32e177cc436
- 04 L f4f5893aca6622e7cd575477bb1ee972522548ff0e6fb57abc1b360d6e88e084
- 05 R 0a90257dcdd1e8b6aed92f61da4fab5f57b4ab74b8f4962c516d31612bd3d167
- 06 R b0d3062c85c1404007092de0d3810780fe1e9a6fdba1881bf874dc5327e6651a
- 07 R 3f9c90328942d7bd4208d33dd72f4c04b1b400818a8a7c3f834ddc3cc218c80c
- 08 R 80a94151d9da4805b869326c9f354b7998ec825e9e16ace94769abbaa91248f1
- 09 R 17d7a1cc37dd6327cb45a87f6f62a518632d7509eb627f5f59547b2d0b18e853
- 10 L 86f50d9338e98a5d8bd9e7269f5db3013d3abc04e175be82a9b5e107366eb4d4
- root 4ada6e0a6b60028fc8979243945e7bb08458c02309fdb5ee5d7ca38af751c81d