OpenTechnical

OT-2026-000093299

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two 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-2026-000093299) never changes.

Identity and time

Publication numberOT-2026-000093299 · never reused
Internal UUID01a0ae9e-0911-72de-842e-a894042dd11c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093299
StatusPUBLIC

Content hashes

Canonical text586cdde9d570681ddc797abf9b9e40843f91a6d74abeaf35c5a8b0f5db79ceca
Markdown5a9cd0df7d77dd376e4e1588af955d755548931dea24f3cd70fe917185ff1882
PDF
Publication page8546915ddec5cc801fa0339e9af0e0b6d3ac39582c3d0d7f9aaecca70dff2a6b
Manifest437e3176f3ae059bba03979152bcf190a14bb8328b9f293e0d8c5869ec839881

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
SignatureKmcibVr11uco6/XxB72q7yo8p3zQXL8xt+PTwbUSviz0Nb5tcB04X4xiYfGfEAD9OPfDq7gCz5/MSq/tck2ZAg==
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

2026-09-17T12:42:16.382360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299
observed 8546915ddec5cc801fa0339e9af0e0b6...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:16.235313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299/manifest.json
observed 437e3176f3ae059bba03979152bcf190...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:15.915338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299/publication.md
observed 5a9cd0df7d77dd376e4e1588af955d75...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:15.656318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299/publication.txt
observed 586cdde9d570681ddc797abf9b9e4084...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.561306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299
observed 8546915ddec5cc801fa0339e9af0e0b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.541456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299/manifest.json
observed 437e3176f3ae059bba03979152bcf190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.523804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299/publication.md
observed 5a9cd0df7d77dd376e4e1588af955d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.505890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093299/publication.txt
observed 586cdde9d570681ddc797abf9b9e4084...
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.