OpenTechnical

OT-2026-000096552

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000096552) never changes.

Identity and time

Publication numberOT-2026-000096552 · never reused
Internal UUID01a0aea0-a4aa-7dc2-aa88-661fa4b19662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096552
StatusPUBLIC

Content hashes

Canonical textd1ad297fc863fa7970c601ba430146ab2ab40765e5a94e1530a91a88b474f193
Markdown6df64c2cfe5d7acedefa6f4a2d76e8f2f72395eeb9032b55f15901f0a4857ab4
PDF
Publication pagec4529fb9515fe170831df7b9179217488a567a1a8fa647ddd0b5c9b844ab1944
Manifestb23dd7010c61918c7ffd4b4ac0dd7b39b1d92a064cc1319a3d4103024b7d9e38

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
Signature7jTT36t46FB3wCs02BdRagzRffZ+g4b02hWnvnvDICNE5pffNUGAj643lv8PT1+pLl56Rc7SA1Boa29NEyQ1Ag==
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

2026-09-17T09:33:59.002560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096552
observed c4529fb9515fe170831df7b917921748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:58.986414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096552/manifest.json
observed b23dd7010c61918c7ffd4b4ac0dd7b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:58.968398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096552/publication.md
observed 6df64c2cfe5d7acedefa6f4a2d76e8f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:58.948775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096552/publication.txt
observed d1ad297fc863fa7970c601ba430146ab...
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.