OpenTechnical

OT-2026-000087118

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000087118) never changes.

Identity and time

Publication numberOT-2026-000087118 · never reused
Internal UUID01a0ae9a-9f2d-7943-8f64-b44043ad04e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087118
StatusPUBLIC

Content hashes

Canonical text509923ab2ad236851237a9a7bb2f4b9b2694ad1727c39094dcb6f74f734e7175
Markdown0f855b80abedc3df648871e173e00729e8d130d3ba43242eaf91813e5ad2f9b1
PDF
Publication page6f00190ce9828890e4febf9738dec8bbe45d0c13e5724cf726205eb51711a81f
Manifestdf79de446ff857ddbea8752850419e84bf45d9b4eb274ea87b4812bcd86aba1d

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
SignatureTEgbKiv0s5mdK5wYBYtE3zhAHoHgJxf5Bw7iYPi+jK9b3mpXBLt0QHwmW6PSSKgp7Qlij7NBTQUQIMZbtOarCA==
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

2026-09-17T09:51:22.818483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087118
observed 6f00190ce9828890e4febf9738dec8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.802342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087118/manifest.json
observed df79de446ff857ddbea8752850419e84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.786683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087118/publication.md
observed 0f855b80abedc3df648871e173e00729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:22.769959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087118/publication.txt
observed 509923ab2ad236851237a9a7bb2f4b9b...
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.