OpenTechnical

OT-2026-000088837

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000088837) never changes.

Identity and time

Publication numberOT-2026-000088837 · never reused
Internal UUID01a0ae9b-8f10-76a5-aaaa-8f33600ea87e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088837
StatusPUBLIC

Content hashes

Canonical text0d0563acd9054713cbef7c779925014f29cfde69ea181b361738adbc2b22aabc
Markdown79ed667cba02519acc92d6ab361fac3d37af72c750289bbd5c6c3e453ea87780
PDF
Publication page5b65affe112e66ea4b67320480415fe1f73559b729b171858ef943ad9a14f020
Manifestdddb0171a7422be031ac0484ce97b78cb885a67becadf02b1c2cff2b6af203bf

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
SignatureCdP7yetDJti5MNnT4yFa1a8uyLT1GuUzsirxpjT1Ulsot0t+AYN0KHHqlkUJjB5VsZkYgRsZhkQFkI8/ZTA7Cg==
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

2026-09-17T09:48:13.733497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088837
observed 5b65affe112e66ea4b67320480415fe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.713523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088837/manifest.json
observed dddb0171a7422be031ac0484ce97b78c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.696175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088837/publication.md
observed 79ed667cba02519acc92d6ab361fac3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.677950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088837/publication.txt
observed 0d0563acd9054713cbef7c779925014f...
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.