OpenTechnical

OT-2026-000085441

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000085441) never changes.

Identity and time

Publication numberOT-2026-000085441 · never reused
Internal UUID01a0ae99-aaab-7e29-92b5-9652ce010bf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085441
StatusPUBLIC

Content hashes

Canonical text3dc581cb7657023979d9a2a1d7e1c4d705a03812787e8b83a754d4ab0044b30b
Markdown6fa7ef99c3368ea70ae956d6f79062347e7e2cfbd214cb1ce5d1f94860b2c19c
PDF
Publication pagea84ac1982f89468f6e85ea391df46d5ede050e31143d3617ccf3829f2e9de894
Manifestecc76f4448dfe664877c2f0e706abc24eda5db88c5ecc4971441f48f0e75c219

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
Signaturex9SyhoVP7X+P2Pr4ME8nWARxPmRhbcbevV0bKcgn8OR1MUZglKECLBguK250cbnOMm99WFXP9g9dgUH49O0NAA==
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

2026-09-17T09:54:13.553984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085441
observed a84ac1982f89468f6e85ea391df46d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:13.536906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085441/manifest.json
observed ecc76f4448dfe664877c2f0e706abc24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:13.520265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085441/publication.md
observed 6fa7ef99c3368ea70ae956d6f7906234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:13.501796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085441/publication.txt
observed 3dc581cb7657023979d9a2a1d7e1c4d7...
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.