OpenTechnical

OT-2026-000101542

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pulsed blow-off after 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-2026-000101542) never changes.

Identity and time

Publication numberOT-2026-000101542 · never reused
Internal UUID01a0aea4-0e15-7e4d-acf3-84528ad1f84a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101542
StatusPUBLIC

Content hashes

Canonical text3fa3b16c81582b27f8b708d3791aa5f733db9c66243f8d0db8edbc88c2e69049
Markdown65b229c7d0237dbe56ae76434250ae4ee28fbc944f2288e9959169effe421d9a
PDF
Publication page04b3a4515dea2644178baccb20250b20507bc5752d20e238380c076521ecbc84
Manifest6714ea6634dba3df4f13a2b9661dd1beefb78685440014c6a813bec923f77765

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
SignatureWgVuyO13vzGEjuaZnfkdufzGYKOJXZ6tsgSYyEHbrQ95nTl835NlD22HNG4KZ6zs2G/ttVfazmsEQ5taHVEXCA==
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

2026-09-17T09:25:35.011694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101542
observed 04b3a4515dea2644178baccb20250b20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.994423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101542/manifest.json
observed 6714ea6634dba3df4f13a2b9661dd1be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.977978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101542/publication.md
observed 65b229c7d0237dbe56ae76434250ae4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.960118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101542/publication.txt
observed 3fa3b16c81582b27f8b708d3791aa5f7...
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.