OpenTechnical

OT-2026-000079888

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000079888) never changes.

Identity and time

Publication numberOT-2026-000079888 · never reused
Internal UUID01a0ae96-4376-7360-a09f-fb126d6e6516 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079888
StatusPUBLIC

Content hashes

Canonical text46996b4e1e2018c9df5219ace1b1b113f5c4054bda5855b72b64cfc2dca84a78
Markdownb0f8f9feffd15687cab9d7d6bbf1815eeb6ac1d91902a218d54e05b17640deb0
PDF
Publication page1a3b986fa0d59e028f51f027afa5395a445968b1e25bb75a9702db3610638fab
Manifest48f10d0a83ed27324ecd5acc1e289ceb7ce07a8d6a512981fe8d54099d81f8c0

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
SignatureYb9xBThCpI0tmu0NfMKgna17Ffs9ear3TercHj/qIQtf7hIhXKIv64yZl9hbQIHQuieP2AbwuV7BacGYFG8ICQ==
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

2026-09-17T10:03:24.466108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079888
observed 1a3b986fa0d59e028f51f027afa5395a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.446185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079888/manifest.json
observed 48f10d0a83ed27324ecd5acc1e289ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.394631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079888/publication.md
observed b0f8f9feffd15687cab9d7d6bbf1815e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.345574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079888/publication.txt
observed 46996b4e1e2018c9df5219ace1b1b113...
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.