OpenTechnical

OT-2026-000033464

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000033464) never changes.

Identity and time

Publication numberOT-2026-000033464 · never reused
Internal UUID01a0ae75-a38d-7a07-8246-ad3a3fbb851c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033464
StatusPUBLIC

Content hashes

Canonical textb3a94fc61ef24807832b91e3fa6c48136904152d9f4a4182abd285f0afe2fef5
Markdownadddc475173b58cd74dbf9523052a0d24ab332807d86adac943332b94024bef2
PDF
Publication pagec04c93ffd5c595d2aeb96a833c7ab3326185595d8c95ab2cb0bcdc1775814e93
Manifestabac376cb33ea85565ad28396ab73f46355ad681be23a0bb635206635853a283

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
Signaturew6VJOd8gJK0hoKVsFThvPyEfS5iLddobbFnewm5/yx9XxkkKc0uyQIzdXY+2evdgf+zVgPMOts1WqlyUlQPNBw==
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

2026-09-17T11:31:18.237532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033464
observed c04c93ffd5c595d2aeb96a833c7ab332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.217617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033464/manifest.json
observed abac376cb33ea85565ad28396ab73f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.198822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033464/publication.md
observed adddc475173b58cd74dbf9523052a0d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.180635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033464/publication.txt
observed b3a94fc61ef24807832b91e3fa6c4813...
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.