OpenTechnical

OT-2026-000085057

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000085057) never changes.

Identity and time

Publication numberOT-2026-000085057 · never reused
Internal UUID01a0ae99-43b8-7b43-b6b5-558f364ea4a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085057
StatusPUBLIC

Content hashes

Canonical text61c6ba48aa331597acbd03b3c488a5ce9f851bef58238fc4108df23ef5ea503c
Markdown38596a16ac6cd9144470d85c2bf37c3659afa6ce2fecdfe19e6ed2d7b44f5cfe
PDF
Publication page2a7c89e9422491bdfe3da938eae7d813411ca493d13b29ef0ca7e766e334d4ee
Manifest65d7dace1fea8fedd88f2e1d952cb346616b18938e5b17b972a794fd2f01cb6b

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
SignaturedutMX9FBUQdMDVrHCg8+2H9HZiy+4DTFaEEfS7vS56KVTIsx7R0/L80q/E2Acigkj1aCOyLR7u4t357sosO5Aw==
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

2026-09-17T09:55:04.708119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085057
observed 2a7c89e9422491bdfe3da938eae7d813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.691288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085057/manifest.json
observed 65d7dace1fea8fedd88f2e1d952cb346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.675328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085057/publication.md
observed 38596a16ac6cd9144470d85c2bf37c36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.658420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085057/publication.txt
observed 61c6ba48aa331597acbd03b3c488a5ce...
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.