OpenTechnical

OT-2026-000083325

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, 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-2026-000083325) never changes.

Identity and time

Publication numberOT-2026-000083325 · never reused
Internal UUID01a0ae97-c964-7944-af85-55a42799b42e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083325
StatusPUBLIC

Content hashes

Canonical text53d17ae3d738530865e9b0664a147f6c173c4fa3452954c6ae6191532c516243
Markdowna267c64801d8ec781ce9859c0c5ef781175623dc5e5b4d14304b5c3b3ed236e3
PDF
Publication page2d36e5fcbf5c4b1d322e86b76d2517031b5f42f04abe548f18dc8dce71287e41
Manifest47a2274468f1bdb6dc4def6e132e037ec9990561f02027d5b41187629818d61f

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
SignatureNux2Ngfp20ZrpqN+3ITuNw31Npu4d4b2MY2xPqwxwzDjogKTVwlPtHlH7euRiSLds5p/4UvbxJjM2pTF/FirAA==
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

2026-09-17T10:00:35.480979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325
observed 2d36e5fcbf5c4b1d322e86b76d251703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.461078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325/manifest.json
observed 47a2274468f1bdb6dc4def6e132e037e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.438218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325/publication.md
observed a267c64801d8ec781ce9859c0c5ef781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.418541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325/publication.txt
observed 53d17ae3d738530865e9b0664a147f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.373053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325
observed 2d36e5fcbf5c4b1d322e86b76d251703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.357248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325/manifest.json
observed 47a2274468f1bdb6dc4def6e132e037e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.342545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325/publication.md
observed a267c64801d8ec781ce9859c0c5ef781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.326402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083325/publication.txt
observed 53d17ae3d738530865e9b0664a147f6c...
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.