OpenTechnical

OT-2026-000027586

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000027586) never changes.

Identity and time

Publication numberOT-2026-000027586 · never reused
Internal UUID01a0ae72-6999-7e04-aff5-e281df8dee7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027586
StatusPUBLIC

Content hashes

Canonical text45d1e8f579a90f9546656e3f4b890d7d2347ef972a719b7420b834ee47591c55
Markdown2d69a8440e77456ae7c0a85de19bc839dca79a7c19fe64244f648f84a956ced3
PDF
Publication page4a14440988a3315c5d8f487d8d5684002689b63cadf1e2ff95b2837a857d02c7
Manifest07a14af14c8380104338142dc3f4d5a24d98dddd6a578f58ba09854954308238

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
Signature0TDg26w7APtdFBGgiG7Dyfncywp8Zw3ouglwtOfc5V3LQXTslTHge/Evqh3wFQG1YpnZya4S3/lKTIFb26hqCw==
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

2026-09-17T11:43:04.899222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027586
observed 4a14440988a3315c5d8f487d8d568400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.883464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027586/manifest.json
observed 07a14af14c8380104338142dc3f4d5a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.865625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027586/publication.md
observed 2d69a8440e77456ae7c0a85de19bc839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.848993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027586/publication.txt
observed 45d1e8f579a90f9546656e3f4b890d7d...
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.