OpenTechnical

OT-2026-000086061

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000086061) never changes.

Identity and time

Publication numberOT-2026-000086061 · never reused
Internal UUID01a0ae99-e82b-776f-95fd-0621f3a75707 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086061
StatusPUBLIC

Content hashes

Canonical texta49548dc2601eb09b667cb12c523142ff101de46ca7292deb118969fb1289534
Markdown9c4f295c75745c2a40b926f822b64a613a11ff2d42ae619137a69de3384c3ca9
PDF
Publication page7fdbe480c01111cfdad71efbe2f376326f7438b8eb8374a633e53a6ef644b948
Manifestb1c68ffb053eda128f939399dc7c40fd869441e1848c2e640709581e6b9b1372

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
Signature4W+awi+Q7DhtUJDKTKdDlBgzA4njj5+p20zbmEpQL/v995T+eQz00kBDWxthyvkrg70pTno5d33Fm5/eibJlAA==
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

2026-09-17T09:53:03.510468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086061
observed 7fdbe480c01111cfdad71efbe2f37632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.493584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086061/manifest.json
observed b1c68ffb053eda128f939399dc7c40fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.475483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086061/publication.md
observed 9c4f295c75745c2a40b926f822b64a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.457483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086061/publication.txt
observed a49548dc2601eb09b667cb12c523142f...
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.