OpenTechnical

OT-2026-000088856

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line 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-2026-000088856) never changes.

Identity and time

Publication numberOT-2026-000088856 · never reused
Internal UUID01a0ae9b-8f10-7d27-91a9-e12f32cb4792 · 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-2026-000088856
StatusPUBLIC

Content hashes

Canonical text992a31e60cac817529eb6ee9fc8fd198959a849dccab16d1698c688cd9d3d149
Markdownb8b52d02822fe8faa58f8acb14a0c9436cd5cad8e137948eb2aae65623311dcd
PDF
Publication pagecdd9e0bd5f543b7d1e4fedccf8c2f3e928cd02149dcbab9f1386fe35e296b568
Manifestfc6e3e8e082a0e974fd0cb9073150e0daffe5da0224339c62a8771f7101b2b87

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
Signature6WIiQSYruSsiPkMRwvBykWLf+gM1NYG9fNxUWzpbBJ9d5domtR2m8TFgg7mDd5CSIfAw2jIIvmRMUNJKhcnBCg==
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

2026-09-17T09:48:14.935662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088856
observed cdd9e0bd5f543b7d1e4fedccf8c2f3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.916170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088856/manifest.json
observed fc6e3e8e082a0e974fd0cb9073150e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.896420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088856/publication.md
observed b8b52d02822fe8faa58f8acb14a0c943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:14.878799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088856/publication.txt
observed 992a31e60cac817529eb6ee9fc8fd198...
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.