OpenTechnical

OT-2026-000098876

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000098876) never changes.

Identity and time

Publication numberOT-2026-000098876 · never reused
Internal UUID01a0aea2-8286-7d0b-90e1-3d1086ce06fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098876
StatusPUBLIC

Content hashes

Canonical text4f753c4c6c92c15088aa31a7ee2f82423e85fb4e20f0c3897a7a1450e218ed65
Markdown9750951f6a7a0bab047aa26fda968815f324bbc8e7d49e96e77fa3944638e287
PDF
Publication pagef83adc180d63ce27fc1da6cfe2a8644f217b5c808b520287a8c4cadeb3dfbd82
Manifest6bf565be2f89c67051f6f94a1274ed1d795240813cb61e7ef77280b50abe9d2a

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
SignaturelYfyLA6vvns4tnxonSlg+SxCyLdgpEuzEFAGoSOwS14B1Q5m/Sv6PzDNCdpglpQD0+w/xShhoN6r3j2ZcvbjCA==
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

2026-09-17T09:29:55.505426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098876
observed f83adc180d63ce27fc1da6cfe2a8644f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.487390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098876/manifest.json
observed 6bf565be2f89c67051f6f94a1274ed1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.470292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098876/publication.md
observed 9750951f6a7a0bab047aa26fda968815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:55.452645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098876/publication.txt
observed 4f753c4c6c92c15088aa31a7ee2f8242...
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.