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 EDUCATION - DIVISION OF SURIGAO DEL SUR Award a ₱3.1M contract to AMA CONSTRUCTIONNational agencies
Transaction hash:
76dc7a995e2ad532da7cd6d15cb8a8c7257aabeabf2dbb7e1c584f22bef9ec99
Status:
Included and unchanged
Block:
#3,244 2,769 blocks after it
Position in block:
Transaction 155 of 312
Award day:
Nov 13, 2017 (9 yrs ago)
Value:
₱3,136,919.51
Project:
REBID FOR THE REPAIR OF SCHOOL BLDG CLUSTER 5
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 #3,244 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 EDUCATION - DIVISION OF SURIGAO DEL SUR awarded it to AMA CONSTRUCTION on 2017-11-13.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 76dc7a995e…f9ec99now …
- 2. Block Merkle root changedstored 2cb7a9722b…d53b18now …
- 3. Block #3244 hash changedstored 44136ea7f4…1c7200now …
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 311 records. Each step hashes the current value together with the sibling shown.
- leaf 76dc7a995e2ad532da7cd6d15cb8a8c7257aabeabf2dbb7e1c584f22bef9ec99
- 01 L 76cbfd2048de17605d9fb0f60645ba0312fe264993a82b297fa83aae089ae67a
- 02 L 56fc16fa8fd1c0e1b938a33fe3394b88ff1b37863859c8357f1b9f487c9d64bb
- 03 R fdbf63f1350b7ae931f7eee6b2e81ff4d2003a4c8438195e6d50b4e560c50565
- 04 L 801c6770fe8085787c819306aba06a193ce9ba580e984a073e3cd8fae3f256f0
- 05 L 8ebf6ec686b0a11da3fe0a1018790c6e028510f06a9cb3b36208ae62a3a7f1ab
- 06 R 8ec5aa6b30824c2df22bf58825af31e07f4b0f5e5718cf7f7ecf0671f0b3df14
- 07 R 44212622ae5a84d92d12a1fb21f1bf99c5603cbd6debf6104d91fca2c6f6e500
- 08 L 601a04cd2a4035fb33f7202fb4abefc97f695dc3dbdb64a2b8f347b05a000a37
- 09 R 759b4f0960f9cef81124a807f3f17744c1ed167111770e81b5779364d4fae091
- root 2cb7a9722b346957514ef7ab8c89d5b6d09497ba20493e5c16c7ac8ee6d53b18