OpenTechnical

OT-2026-000086809

Publication integrity record

Two cup vacuum gripper, two zone face, four 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-2026-000086809) never changes.

Identity and time

Publication numberOT-2026-000086809 · never reused
Internal UUID01a0ae9a-80a4-7218-bec8-2a139aefb610 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086809
StatusPUBLIC

Content hashes

Canonical text50e1b2adaeb0efc4b3adeffda17e964d4060ce4e858548d6963809553f8d9131
Markdown996771c45aea235a5cf72a5da66bea524d8087cecff431eb33001b5b15cb71e6
PDF
Publication page15407542540d3fc2219f367d4106c2403b2f4c726e8ffc211ec7a2bda15940f3
Manifestfc72738832d3a5d635c11b5b4457602151dcc60c5aeb1ddd07975974154ffa13

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
Signaturev7iJKO/nbLmLdkQkqcpBirTFzw3IxenYLDwxhd38zymq7tYa3WHGaXmsw2OipPnJGhXyqPWjSr2jc0oZMcSnDg==
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

2026-09-17T09:51:37.632027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086809
observed 15407542540d3fc2219f367d4106c240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.614350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086809/manifest.json
observed fc72738832d3a5d635c11b5b44576021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.593212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086809/publication.md
observed 996771c45aea235a5cf72a5da66bea52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.573628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086809/publication.txt
observed 50e1b2adaeb0efc4b3adeffda17e964d...
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.