OpenTechnical

OT-2026-000036380

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000036380) never changes.

Identity and time

Publication numberOT-2026-000036380 · never reused
Internal UUID01a0ae77-01d1-7bfa-9089-a1ac5d53d070 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036380
StatusPUBLIC

Content hashes

Canonical textef2c9a040aaaa7f606e9864d4b475754fba3cc1a3d6922b56cca2ee501b37da9
Markdown62abf07d92385c5edd95c0d589fdf6ac5a6b4e6074db7a134e15f327374e5a78
PDF
Publication page371fc7e85be0a0e12a5808a68629c870e1086770377afc9f2906217806dc8b57
Manifest5c25d6efe649860051c9543b7a0c109d67b6a315014ee152f2e12298df5b5800

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
Signatureu9luFnPTi9d0NbbF/BLVmyKLGW1YFb8FA5HvBFzuOe8rGtX83Nmp76L4F7owh6jpCkCn0bEO7rVSY2LNiJZxDQ==
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

2026-09-17T11:26:45.567740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036380
observed 371fc7e85be0a0e12a5808a68629c870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:45.548765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036380/manifest.json
observed 5c25d6efe649860051c9543b7a0c109d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:45.531452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036380/publication.md
observed 62abf07d92385c5edd95c0d589fdf6ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:45.513454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036380/publication.txt
observed ef2c9a040aaaa7f606e9864d4b475754...
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.