OpenTechnical

OT-2026-000085392

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000085392) never changes.

Identity and time

Publication numberOT-2026-000085392 · never reused
Internal UUID01a0ae99-aaab-700e-a4f8-dcafdd814b9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085392
StatusPUBLIC

Content hashes

Canonical textaac0ca236e10993c9b0a5f6720d4a115348fe04059ac98a4cf95f0ee9de4667f
Markdownddef41e61eed4e13681e3648f4747f78c75b0c222d653f060eebe5cd61924615
PDF
Publication page7b140aff837bff955000aa058c04fe6654c7fd0aef694d9c0e1f29287e28f199
Manifest6efa757df2eee958fb24361a2268333e493959c8386e958c561b83da39d406b2

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
SignatureI9JXiNSI60grBe5dIaA9nSB0kZ2aGGGqkW/fmEVOVJUyXNpGpxjJI2sqqPsgiYbkfKzLUsMhhM9g0mOT7ldMBQ==
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

2026-09-17T09:54:09.473357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085392
observed 7b140aff837bff955000aa058c04fe66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.453752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085392/manifest.json
observed 6efa757df2eee958fb24361a2268333e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.434434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085392/publication.md
observed ddef41e61eed4e13681e3648f4747f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:09.413864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085392/publication.txt
observed aac0ca236e10993c9b0a5f6720d4a115...
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.