OpenTechnical

OT-2026-000099867

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two 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-2026-000099867) never changes.

Identity and time

Publication numberOT-2026-000099867 · never reused
Internal UUID01a0aea3-1473-76b9-b970-44f7e19a5f38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099867
StatusPUBLIC

Content hashes

Canonical text1194267996a06cde8da0470b973cee45e84eb2b539e1fe6ec80b4ef58093ce52
Markdownffefe5ade280f4ce6cec9545926088f35016e06507ecf9cf07ef14a06488e5c9
PDF
Publication page27519b58cab24a9cb8bee4db5f97827d46765e103a1bc3462c8c0e5188fc8719
Manifesta90b2d5903fe02dd122c1e7c49c1341082c24f92ed01ae38310e58889a20c0c8

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
Signature7+/C720dpgOti7VrTKWgYGlUM5CuIqa2Q51NWGPTPZUUD6H4KSbPXXfz4cPK1UAoxBxh6AOPf3d3YUlT7kZaAA==
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

2026-09-17T09:30:29.503144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867
observed 27519b58cab24a9cb8bee4db5f97827d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.484237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867/manifest.json
observed a90b2d5903fe02dd122c1e7c49c13410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.449268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867/publication.md
observed ffefe5ade280f4ce6cec9545926088f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.660336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867/publication.txt
observed 1194267996a06cde8da0470b973cee45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.226688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867
observed 27519b58cab24a9cb8bee4db5f97827d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.207712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867/manifest.json
observed a90b2d5903fe02dd122c1e7c49c13410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.186808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867/publication.md
observed ffefe5ade280f4ce6cec9545926088f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.167274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099867/publication.txt
observed 1194267996a06cde8da0470b973cee45...
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.