OpenTechnical

OT-2026-000012138

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000012138) never changes.

Identity and time

Publication numberOT-2026-000012138 · never reused
Internal UUID01a0ae6d-39f4-7d06-97f5-50dff5d8a19a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012138
StatusPUBLIC

Content hashes

Canonical text0ce7597567679622873e564b284add4ae64354e1933a7faa1bde7166a9987ff1
Markdown932eb54dd1958b258035ff2138dbc7a8515c8d467628f8e91533dcc9090bad40
PDF
Publication pageb2714bbbcdb31ddd085a3017cd85103a5f702f97eb04b842962990744c32d126
Manifesta334bc383834c96f02fb4e48d2c0cbbe068f833028d31b58b878837952cf30cb

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
SignatureXwxOfP2IM5VbRFXgHiavms/xyrfME08VjpKtFG7gUiY8IEwdNV0bazuyK20i+itn4FFZ/qgwb4espo1FRkktDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:11:01.599366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012138
observed b2714bbbcdb31ddd085a3017cd85103a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:01.579512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012138/manifest.json
observed a334bc383834c96f02fb4e48d2c0cbbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:01.558966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012138/publication.md
observed 932eb54dd1958b258035ff2138dbc7a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:01.538176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012138/publication.txt
observed 0ce7597567679622873e564b284add4a...
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.