OpenTechnical

OT-2026-000068870

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068870) never changes.

Identity and time

Publication numberOT-2026-000068870 · never reused
Internal UUID01a0ae90-6dcc-79b9-b396-16508840750e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068870
StatusPUBLIC

Content hashes

Canonical text2dfe4a7a35c5fdf7131a79ab3be261352587ddd47d0ac3b71c4f0d4cc14651a3
Markdown9829058954dd497e750fec9cde30614106a70c26bb7d698b34cfd17dbdd40ff4
PDF
Publication paged22a6c25c41aedc7f1caf94595294e82f02f5a176edac2a09555c7f41ea89f39
Manifest37193fec54dde18e6afe182cd4ac595b0c50be7eb30a77fb41ef91c07d72d7ed

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
Signaturekh4U04ZZpxQr6McjBUp8OYXOAOpnK1EGXLbogYiBaTzCl5d2cDhPTjPlZOi78FC3G8YhoT0hRkIw2br/cJyZAQ==
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

2026-09-17T10:28:41.158076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068870
observed d22a6c25c41aedc7f1caf94595294e82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:41.142568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068870/manifest.json
observed 37193fec54dde18e6afe182cd4ac595b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:41.125707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068870/publication.md
observed 9829058954dd497e750fec9cde306141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:41.108293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068870/publication.txt
observed 2dfe4a7a35c5fdf7131a79ab3be26135...
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.