OpenTechnical

OT-2026-000072810

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000072810) never changes.

Identity and time

Publication numberOT-2026-000072810 · never reused
Internal UUID01a0ae92-89da-7863-b854-7c2b1deb7cb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072810
StatusPUBLIC

Content hashes

Canonical textfdecbcdfd52c7550113f2e4208928f813d3de93d41b7d9f1e6eec15f6b157acf
Markdowne15a7c6f6a1cea35ae72a55307f423fa74a7f194eb89ded35039eed9cb1223aa
PDF
Publication page919faaeaa561a9068acdaccd23531521a3b53cecbcb80fa858b2f689c4b50f26
Manifest40c71a5d7bf77466b2c16102bb5aabbfd2f56ec2c8bf0de438abf9d350202a01

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
SignatureUL37/1RMsP3Ne6zOr3dWhY4aBHw+p+0PLqGdV28bf0U+omXH9fNRoe7vyY8+nbrl4anyCdNucP1aWuOiKl8BCQ==
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

2026-09-17T10:22:43.505460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072810
observed 919faaeaa561a9068acdaccd23531521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.488080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072810/manifest.json
observed 40c71a5d7bf77466b2c16102bb5aabbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.469992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072810/publication.md
observed e15a7c6f6a1cea35ae72a55307f423fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.452969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072810/publication.txt
observed fdecbcdfd52c7550113f2e4208928f81...
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.