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
JOSE ABAD SANTOS HIGH SCHOOL Award a ₱98.7K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
46ec79ad18807c573f3df3be90ca24bc2a7891ac22f6c3a053ec4b07dd963e2b
Status:
Included and unchanged
Block:
#2,011 4,002 blocks after it
Position in block:
Transaction 16 of 60
Award day:
Feb 28, 2014 (12 yrs 8 mo ago)
Value:
₱98,700.00
Project:
FABRICATION OF STEEL BOOKSHELVES PHASE 1
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 #2,011 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)JOSE ABAD SANTOS HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2014-02-28.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 46ec79ad18…963e2bnow …
- 2. Block Merkle root changedstored 7c4a253fcb…9d4a06now …
- 3. Block #2011 hash changedstored c6ee94a348…b8f3fcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 59 records. Each step hashes the current value together with the sibling shown.
- leaf 46ec79ad18807c573f3df3be90ca24bc2a7891ac22f6c3a053ec4b07dd963e2b
- 01 R 4c677e75c959c9bb23bb6cc22f92e901a6b934fea70b8e04db0b0ff46c0d8cf0
- 02 R 54caa7e234a6f52c279b6539ea2136cb6d1d90ec265ea90fbe1455ab956326ea
- 03 R 5a3d863fe8ee65ab83263c5f8aab4aa9f8a8fd226bf54792b4118a2048817c23
- 04 R da5ab9f28b2de9c1ffcf1387e95a9f767d4fa51476aa41f6fc5e2e6a181ef99c
- 05 L 28cb7aaec96a44325ef0e51f215f7ff9c9500c1e278385498ba6754b1807642d
- 06 R 48219cf2cd3c8e6a6249b71f2f146742bfdb0a5a8ef6e571c5799af39ecdda64
- root 7c4a253fcba650bfa3c4c7615b03d47e085e5baa66066594ccee2755bf9d4a06