OpenTechnical

OT-2026-000102736

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000102736) never changes.

Identity and time

Publication numberOT-2026-000102736 · never reused
Internal UUID01a0aea4-858c-743e-9e33-5335b43e352f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102736
StatusPUBLIC

Content hashes

Canonical text1c7e0ff2ef885800dd5b66605a7835848e5dd6224890f5ee828bb17121bd4a9c
Markdownd42b5ce3445c66568f05f203f53d7cc435edc85e20ccddb0a581d316588a192b
PDF
Publication page18d7bea66155e2198ddb38f53fee0d83b65010658110d036a8b1b0a3f71e759f
Manifestcada2c1a160106b103274511bf40a25e051ac23b741a6c5e8db3d0db1b8ea755

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
SignatureOgvWXIK9f3f7og+3XkFDvf8it3usdqU6PaLfxNA6DB0Ti65Vpie7mpbn0HoalDABgGxw1fIj1ipIF9F8muZ2Dg==
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

2026-09-17T09:24:15.291909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102736
observed 18d7bea66155e2198ddb38f53fee0d83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.272792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102736/manifest.json
observed cada2c1a160106b103274511bf40a25e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.255264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102736/publication.md
observed d42b5ce3445c66568f05f203f53d7cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:15.237403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102736/publication.txt
observed 1c7e0ff2ef885800dd5b66605a783584...
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.