OpenTechnical

OT-2026-000098242

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000098242) never changes.

Identity and time

Publication numberOT-2026-000098242 · never reused
Internal UUID01a0aea1-e964-7c15-8d67-6a749f995690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098242
StatusPUBLIC

Content hashes

Canonical text8cba91f82115d0ede3e48b356dbfd6bb12b079a6933479a4a77b571502cf1499
Markdown6037b97d35bc7a44420b7531c27f7c06ab2e58f8987696584beb209d11437209
PDF
Publication pagea91512c5ebf8ee536bacaa97c7bccb0f3d83dbc7859d29b4c7236bb1f43f7ca7
Manifestc34cf0a9e4d94a1ca041bd7e9749a41d1cfea9d7445b76ba04668e038479e59c

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
SignatureGX/WgkF1M1Anifq8a56PcDFKsrflfEOpK6GWmf8XcNzL+WgIpHcB41AADLxrDZnbC+9hJDqz0uSlLrylAsfkAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:25.735537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098242
observed a91512c5ebf8ee536bacaa97c7bccb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.718565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098242/manifest.json
observed c34cf0a9e4d94a1ca041bd7e9749a41d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.698660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098242/publication.md
observed 6037b97d35bc7a44420b7531c27f7c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.679794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098242/publication.txt
observed 8cba91f82115d0ede3e48b356dbfd6bb...
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.