OpenTechnical

OT-2026-000076434

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000076434) never changes.

Identity and time

Publication numberOT-2026-000076434 · never reused
Internal UUID01a0ae94-6a71-7632-b887-119623436337 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076434
StatusPUBLIC

Content hashes

Canonical text573a226f3c571a3a3671f820a52cd9c775b94893f9c5d7e14f3ae3396e05ab68
Markdown50ee325d56ddba70d7802ff1503411eccb6681187e634bd721028679cd806143
PDF
Publication page007c31a6213ede6db178489f903f9f87e4048461339ee49141a2f7f15a7d6d01
Manifeste96425f9fdd3aea98b205adba1e1a90fa40b4b00b5b2c944c47276a76c3b9146

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
SignatureexhNDV+KjETt0tMmq2XvPiyAzxUpBpg2p+8Ghnh8ERVdXdKj6HoSvSYSb++kmBxcwqgHwEp+GQAVcQ6yQ/gDDQ==
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

2026-09-17T10:12:27.032769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076434
observed 007c31a6213ede6db178489f903f9f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:27.013777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076434/manifest.json
observed e96425f9fdd3aea98b205adba1e1a90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:26.994796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076434/publication.md
observed 50ee325d56ddba70d7802ff1503411ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:26.976552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076434/publication.txt
observed 573a226f3c571a3a3671f820a52cd9c7...
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.