OpenTechnical

OT-2026-000085289

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000085289) never changes.

Identity and time

Publication numberOT-2026-000085289 · never reused
Internal UUID01a0ae99-aaa9-7325-91d7-31712a013f51 · 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-2026-000085289
StatusPUBLIC

Content hashes

Canonical text77cc27ef3a946b6a467692b6645f038eb2b4c8e3751962873e5576de6aabb34e
Markdown280c759e0b39de468745ac87754d31e7ca8b8b30168775804fe517f1b40b4400
PDF
Publication pagefa05e541a658494072f63d60b2acab56633e3e287f191328109aa388e2f1773a
Manifest917277bf5e5fbf5b12d02d2697d6c60e48776268029a1b9f771ddcfdb48d8bb7

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
Signature3RnRwO+5sNxipgBk9sRKOrLANoRDdaBtg0UKo0/ZxmOUBXFOqvNX1LkLEGsDea5V5cAzkt+U0sc/y4Na36xZBQ==
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

2026-09-17T09:54:00.196034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085289
observed fa05e541a658494072f63d60b2acab56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.177647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085289/manifest.json
observed 917277bf5e5fbf5b12d02d2697d6c60e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.159083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085289/publication.md
observed 280c759e0b39de468745ac87754d31e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.142984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085289/publication.txt
observed 77cc27ef3a946b6a467692b6645f038e...
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.