OpenTechnical

OT-2026-000017656

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000017656) never changes.

Identity and time

Publication numberOT-2026-000017656 · never reused
Internal UUID01a0ae6e-96f9-7975-8a35-0a3914edc85a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017656
StatusPUBLIC

Content hashes

Canonical text1770838fe23c208d4f6bffe80d6c8ebaf5c01ed367737c17ba0ccb2d1b95b34a
Markdown96432197df206f0413a884898d5827b8bcac4477b70aedddd85f6f79e0e582ef
PDF
Publication page653bd328454d3135dc4ca87ce55c0176316cddabba5e276ee6bcff436b45e9d3
Manifest242a31f9c8e049e3086173a2b07771b50f20b47f93620a454ca2325e67298829

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
SignatureuutJ1Ityu92XdKZ/ZRlDSCibuV2kEkf5LvP3MKVEW7JPE95oBja8qi9xTGR/PZ6VanLnuRK42bGeAh0vgFo1Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:01:28.473752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017656
observed 653bd328454d3135dc4ca87ce55c0176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.457201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017656/manifest.json
observed 242a31f9c8e049e3086173a2b07771b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.437628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017656/publication.md
observed 96432197df206f0413a884898d5827b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.419722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017656/publication.txt
observed 1770838fe23c208d4f6bffe80d6c8eba...
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.