OpenTechnical

OT-2026-000094988

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, 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-2026-000094988) never changes.

Identity and time

Publication numberOT-2026-000094988 · never reused
Internal UUID01a0ae9f-2df0-7513-a65f-9d207a06c0d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094988
StatusPUBLIC

Content hashes

Canonical textcd4c8b0ecf3f112fdf85a7f886eaad3ad4ce7b8155608ef61bd6b9db1d6d34c6
Markdownbd6863d8643e53bc7729c3f6ea29801c39acb5824f62b82f27169298df4c2b1e
PDF
Publication page22a8ce1edc26badf86d64186fb040e2f062f0d2d8e9467a1e1d57f407136bf33
Manifestebb50b4e718ae5cfb5c762670e829317490ae9333bed56fd290e0c5ce1cd6e15

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
Signaturey2wlPTwnOuOj+v6srdkEuGNr4DCIVvJ5Oas/40HY9h40nftMba1xlOpB2uhAK/9gdCNKl4abN1Pz/Guc4AAwAg==
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

2026-09-17T09:37:32.362026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094988
observed 22a8ce1edc26badf86d64186fb040e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.343091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094988/manifest.json
observed ebb50b4e718ae5cfb5c762670e829317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.323288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094988/publication.md
observed bd6863d8643e53bc7729c3f6ea29801c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.305884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094988/publication.txt
observed cd4c8b0ecf3f112fdf85a7f886eaad3a...
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.