OpenTechnical

OT-2026-000098072

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000098072) never changes.

Identity and time

Publication numberOT-2026-000098072 · never reused
Internal UUID01a0aea1-e963-7d16-a890-6bcd8c93c090 · 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-2026-000098072
StatusPUBLIC

Content hashes

Canonical textf3d29ed3e8ffca01dab5dce44d47a6419e0627048fe3fd4f1ef8ff07b6f4a54f
Markdown54250a889186360af6cc11ec2eb4c35cb9db162bb3e195ac5c92a855d0f0116a
PDF
Publication pagecf08ad7d9ad08652f40ec4cd746edc18155aaa552f493821855824b045b1931a
Manifestd3cd20a2d31fb509b4458f3b3167cf0776ce0785f13216db99e04235cf38685f

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
SignatureOmdrBv35Cs2T5zCN+55j2mSkA2txsVjHxvqZSyz6vl8zh3cBO3JnM2fw4ccTqPkA1k+1mEyVcBqW/JKz6DjLBA==
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

2026-09-17T09:31:12.203945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098072
observed cf08ad7d9ad08652f40ec4cd746edc18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.187106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098072/manifest.json
observed d3cd20a2d31fb509b4458f3b3167cf07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.170987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098072/publication.md
observed 54250a889186360af6cc11ec2eb4c35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.153379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098072/publication.txt
observed f3d29ed3e8ffca01dab5dce44d47a641...
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.