OpenTechnical

OT-2026-000087094

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000087094) never changes.

Identity and time

Publication numberOT-2026-000087094 · never reused
Internal UUID01a0ae9a-9f2d-73be-ac68-0efe2aaee8fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087094
StatusPUBLIC

Content hashes

Canonical text3bdebb591d9857f52f7b24052fad83568aaffb95b0d52a7b9cbb47ff2818a48a
Markdown70b9e8023937ce70c47bd2b1b8a1e7a6ecebebe9526c9e9b456dba9c7c00c6ea
PDF
Publication pagea3b2c91ed2d4297c711e44838ad6a3acf589d7af7a12d953b276ce099f1d7da4
Manifest47b60a2e0115f7f22bdec5df6c0736e522989e5b9d1ef185a134490db0c3b49d

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
Signature9ZAJlhR+wG80pzs0GfJvnEMOHkvA/J5rVN3yhDE5Y4VE7e6yfArPcaPgNcaJB91VA3yuCju/FXeRju9gjAxlCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T12:42:28.776533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094
observed a3b2c91ed2d4297c711e44838ad6a3ac...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:28.494130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094/manifest.json
observed 47b60a2e0115f7f22bdec5df6c0736e5...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:28.340004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094/publication.md
observed 70b9e8023937ce70c47bd2b1b8a1e7a6...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:28.200150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094/publication.txt
observed 3bdebb591d9857f52f7b24052fad8356...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.217352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094
observed a3b2c91ed2d4297c711e44838ad6a3ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.199863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094/manifest.json
observed 47b60a2e0115f7f22bdec5df6c0736e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.183878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094/publication.md
observed 70b9e8023937ce70c47bd2b1b8a1e7a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:21.167633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087094/publication.txt
observed 3bdebb591d9857f52f7b24052fad8356...
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.