OpenTechnical

OT-2026-000067658

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000067658) never changes.

Identity and time

Publication numberOT-2026-000067658 · never reused
Internal UUID01a0ae8f-6bdb-743c-9b94-74a866888e14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067658
StatusPUBLIC

Content hashes

Canonical text95719ee80e6fd8544ddf7b14d2a503b9737ff6f07415679130fa1231ff7300ab
Markdown038a139cf2f104be855b8cb38ab2a3f43f18d0aede9d1a44a22b058f5cf9d019
PDF
Publication page630db5a5f1fec1c60a07f8a2b942699fd8b270fe618ca80e43a47a9155361901
Manifest417576a2a521a20257ae79d8b37668b3e814385197bdfe5b89a46128111dec73

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureoMSdUZ3hyX1xdCETNdjR2f6LtTSYJrAVAZ4i/HaqSuYMIPlwB0xjadD1wV8pDmGJl0124MkovHxOShRxadthAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:59.328712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067658
observed 630db5a5f1fec1c60a07f8a2b942699f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.307234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067658/manifest.json
observed 417576a2a521a20257ae79d8b37668b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.288412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067658/publication.md
observed 038a139cf2f104be855b8cb38ab2a3f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.271540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067658/publication.txt
observed 95719ee80e6fd8544ddf7b14d2a503b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.