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 - AGUSAN DEL NORTE D Award a ₱95.5M contract to ERRA CONSTRUCTIONNational agencies
Transaction hash:
f52f20a2e2c8b2c8a2b383a783e2de8cb3180f0f2a77f1a35a30d6f9b09f22cf
Status:
Included and unchanged
Block:
#5,061 952 blocks after it
Position in block:
Transaction 278 of 297
Award day:
Feb 8, 2023 (3 yrs 9 mo ago)
Value:
₱95,511,047.41
Project:
23NA0006
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 #5,061 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 - AGUSAN DEL NORTE D awarded it to ERRA CONSTRUCTION on 2023-02-08.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 f52f20a2e2…9f22cfnow …
- 2. Block Merkle root changedstored d2a95a052d…453993now …
- 3. Block #5061 hash changedstored 9dd7f3ac3a…83f563now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf f52f20a2e2c8b2c8a2b383a783e2de8cb3180f0f2a77f1a35a30d6f9b09f22cf
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- 02 L ccc61a1ffdfcdbf95b78a14c9991259fc9120a4693a0696128c8904458db1040
- 03 L 7367be6ca2b730a006d1f14aadc14f97cc1ab23b8b067262a586e42911f2d5db
- 04 R 501ac69922ae8fb2432876f0eeff7e2eabe053fcd9bf1ace3373972487576c61
- 05 L 7750a7072e88b5cafa965cbfa108481c6ff543605de0157f40f0bdbe963616fc
- 06 R 1a6ad7dfa6ac299b9e27e842ef2f44d28fdc038461f7126fb9a5dd3d5a73b203
- 07 R e24260e0aac313884cd66f663e7792456ffeb5eda0b6e5480f5acb27b9bcbba7
- 08 R e75be0dc29a13e7e452ec164d9384a34dd97e2ad6667a56f0759ede60281da70
- 09 L 03e8aeec05fef2e2af29b657c1c444a1feedefb3241e41c9daf72da16dc24ca2
- root d2a95a052d92a5f47d41a920b6499beed70ddc4ee15c4a4d39870f561d453993