OpenTechnical

OT-2026-000062919

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000062919) never changes.

Identity and time

Publication numberOT-2026-000062919 · never reused
Internal UUID01a0ae8c-94a8-7da2-8ecd-516e4f528b98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062919
StatusPUBLIC

Content hashes

Canonical text623acf1564152310fadbc6e80205e02bd97f67629d0732d9e4b343df6e25954f
Markdowndff2ddbeb89699341880867e27d048e71d9257d5bbcd39eca412ba5efbbb73f2
PDF
Publication pagef520ed43a94d9f03c639720b1c7e92bc630025e74634910737de5ddee7016c05
Manifest67261bfba880792c09caa44ec8be30a002d777c6f1c669fae564c8b5f9fdf125

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
Signature8iU5c0KETb88w6LDh85G96xR2oNzHQV6nrgdTuu4YQL+7FE7GTHW5ZY87L/6LTyG4fl/1jwk5OiZRy21mcu8CA==
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

2026-09-17T10:40:18.017563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919
observed f520ed43a94d9f03c639720b1c7e92bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.991373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919/manifest.json
observed 67261bfba880792c09caa44ec8be30a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.973365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919/publication.md
observed dff2ddbeb89699341880867e27d048e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.953557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919/publication.txt
observed 623acf1564152310fadbc6e80205e02b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.376874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919
observed f520ed43a94d9f03c639720b1c7e92bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.359765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919/manifest.json
observed 67261bfba880792c09caa44ec8be30a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.342937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919/publication.md
observed dff2ddbeb89699341880867e27d048e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.326959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062919/publication.txt
observed 623acf1564152310fadbc6e80205e02b...
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.