OpenTechnical

OT-2026-000082214

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000082214) never changes.

Identity and time

Publication numberOT-2026-000082214 · never reused
Internal UUID01a0ae97-4d94-7a8a-bc2c-18653286fb9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082214
StatusPUBLIC

Content hashes

Canonical textf5f4be00eb89e8df0874f9b62b7a3ec9e547f2a69b8e176ec967ebdd5425c62e
Markdowna81c11004d33407f5218aaf4469dae31d409ecc45c891b4eb59cb6583ca04f3c
PDF
Publication pagea43589d2b86e015f98604132d726833d13e37f85c2a14af60d01cd54e660aa0e
Manifest6d13abb59e62139b2c1d8e663b67763b5404f3655fca6f8bd8d4096d1bf18042

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
Signature3tFee9lpROEuOQR8Ht+a4Q9sLMod14WMAbyevvAfUQC1X7dQaNEizryFhGY2nFjOrQs4eOoqXgqeWhkgMPqaBQ==
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

2026-09-17T09:59:03.059715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082214
observed a43589d2b86e015f98604132d726833d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.040684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082214/manifest.json
observed 6d13abb59e62139b2c1d8e663b67763b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.023185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082214/publication.md
observed a81c11004d33407f5218aaf4469dae31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.005518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082214/publication.txt
observed f5f4be00eb89e8df0874f9b62b7a3ec9...
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.