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
BARRIO OBRERO ELEMENTARY SCHOOL Award a ₱99.1K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
4681d66138f839c19f42e28441045d7327fbaff3f9d8489a13fdc8a955aea16d
Status:
Included and unchanged
Block:
#5,133 880 blocks after it
Position in block:
Transaction 165 of 558
Award day:
Apr 24, 2023 (3 yrs 6 mo ago)
Value:
₱99,085.60
Project:
UPGRADING OF FACILITIES OF SCIENCE LABORATORY
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 #5,133 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)BARRIO OBRERO ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2023-04-24.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 4681d66138…aea16dnow …
- 2. Block Merkle root changedstored 3775c5bef9…b42542now …
- 3. Block #5133 hash changedstored 9cad3f707a…93fd66now …
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 557 records. Each step hashes the current value together with the sibling shown.
- leaf 4681d66138f839c19f42e28441045d7327fbaff3f9d8489a13fdc8a955aea16d
- 01 L 460dc032ab47e4331c3a869067e3ed7a79042c7a590db3bcce03d71999e171d6
- 02 R 59892a1c09f59f8648a03bede64bbdc91c79229c309ef1c9a1e5b11553e05126
- 03 L b3289575dbdd268c0855fda56bb109b90ea696635e6494d4ddcef4c5d35b767f
- 04 R 54c8e1bbb449af82ce72995bd083e9d0ac210fb063a5a22704d2c9e0c8516edb
- 05 R 3d7f1dac243792fb66f49e9312053230461a30a41075e5feafb860d7f717065c
- 06 L 24bd2b7b2f77d7dd27809bb5852a233eebc3043449076f93c0ffb06238480ce5
- 07 R 82a7014761b107713156f69c59098c09f7c4b67aa7af9b3f0fae13795ad7ff3b
- 08 L e1b093b68e58f4a98e50243e5b03e6b1c6905fcfd34558d54671441fe997dc5c
- 09 R 60105f28aaaf270984396b73c4917a0da9e04b0f302d1fff1fdb421b896613bc
- 10 R 234b5d738a99f0522c57d104874159f937ba096c425acbc8512f16021d0f00d8
- root 3775c5bef9e78777fd75bafbfd65cbc7b6c2090afc6fc3734366200e9cb42542