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
PANGASINAN STATE UNIVERSITY - MAIN Award a ₱4.8M contract to ELGRAM TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
67ccdccef19df4cd8e26b3b665aa3ec6bb4fa9c94a6096f1f634f6dc0eb1e3e6
Status:
Included and unchanged
Block:
#2,077 3,936 blocks after it
Position in block:
Transaction 63 of 148
Award day:
May 16, 2014 (12 yrs 5 mo ago)
Value:
₱4,810,790.00
Project:
37-2014-URD_Repair and Rehabilitation of PTBI
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 #2,077 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)PANGASINAN STATE UNIVERSITY - MAIN awarded it to ELGRAM TRADING AND CONSTRUCTION on 2014-05-16.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 67ccdccef1…b1e3e6now …
- 2. Block Merkle root changedstored f95a0b996b…35e3b5now …
- 3. Block #2077 hash changedstored 1c73ffdb96…05ecebnow …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf 67ccdccef19df4cd8e26b3b665aa3ec6bb4fa9c94a6096f1f634f6dc0eb1e3e6
- 01 L 66591fcd0450f159feabd61ab45d5bd0aefdb7cfecc41b43d9b3d8fa2641b4a2
- 02 L b563f1ac30cad6e9169a570c7fe7aae88171a40c032bcbbb5d24f270045bba37
- 03 L 9d0c543edff0aad7dbcc1da63736a4b74e6124095b42a2105f11b023fb0a0e10
- 04 L f36ac103e37784746671b1666da47190d718f7afcc4739743edebaab35e3ec7c
- 05 L 12f822d145fcf2bb9cd5aecf8a4d7cbbb2bd09ada59cc84dc290b698285c187f
- 06 L 670d91b25a30d1df3b5346112423aed0e128963dff7cef778305c199f7b09396
- 07 R 8712b4f54ccbfee8dfce3e10a411ac28fa0b58b7475fd2fc1db781322d7e426a
- 08 R bdd5c8afd81f2241a012927b037ca41101d003ed5a4ecc20887dfce21b675acf
- root f95a0b996bdad228c63b41e52e4964226542f44f03a870f4f67b54e6cd35e3b5