OpenTechnical

OT-2026-000084236

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000084236) never changes.

Identity and time

Publication numberOT-2026-000084236 · never reused
Internal UUID01a0ae98-5b60-7e19-b3db-f7eb98833fbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084236
StatusPUBLIC

Content hashes

Canonical text33caee22da502702a5a4dbe91b5c36d4fb626f18f823161463ea152806033ce5
Markdownea433c33a85cd1ba6b7b80234a9bc5905d5e91ba5cc8e16958ed1059ffada00c
PDF
Publication page11a03b8c7d74e851ae5ac9322e0bba8f86775985567f98ba93828208ed8a9011
Manifest4f2d9247054770cf3b2ffaaad582fbcd847356d4326ae2cd7df9eff1d8e5e3ab

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
SignatureUeQjwAzGpRHgl+ntqDMf4/UtCXWnK87dE0DTnENc9u8rEYzeoow8imhB9KG2UxLsDzHrjoUiVqw3I7Fe7OVFDg==
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

2026-09-17T09:56:01.960806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084236
observed 11a03b8c7d74e851ae5ac9322e0bba8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.942103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084236/manifest.json
observed 4f2d9247054770cf3b2ffaaad582fbcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.923607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084236/publication.md
observed ea433c33a85cd1ba6b7b80234a9bc590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.904051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084236/publication.txt
observed 33caee22da502702a5a4dbe91b5c36d4...
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.