OpenTechnical

OT-2026-000088585

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000088585) never changes.

Identity and time

Publication numberOT-2026-000088585 · never reused
Internal UUID01a0ae9b-8f0f-77ce-87f7-16090e9b343d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088585
StatusPUBLIC

Content hashes

Canonical textafcd82290b01c76b63747d902b67dbd93ea5cd6c911e21112280beeb96e1916c
Markdownea2691fe88448fbf71794a902c0e2106061e03a3592ec89589fe33eb773c3c65
PDF
Publication page671896592d870dff44fe1c6f6f26f615c54ae2f34f3924b8adb6e858263f7f38
Manifest1b00d0cb2a017a58f62fd72a0ff3796bfa1300048a6661367a4d474775f4511c

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
SignatureC3LKtu2d6ewAgINVcij88rsJgXxpVnDZT7SHCy5BzdAaaOXK8IfS8GBOCBaemUa1sUWonjAqJF9zzmk5iQ8pCw==
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

2026-09-17T09:47:46.776808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088585
observed 671896592d870dff44fe1c6f6f26f615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.757191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088585/manifest.json
observed 1b00d0cb2a017a58f62fd72a0ff3796b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.738650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088585/publication.md
observed ea2691fe88448fbf71794a902c0e2106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.720671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088585/publication.txt
observed afcd82290b01c76b63747d902b67dbd9...
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.