OpenTechnical

OT-2026-000084791

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000084791) never changes.

Identity and time

Publication numberOT-2026-000084791 · never reused
Internal UUID01a0ae99-43b3-7cae-aba3-e826f83bc649 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084791
StatusPUBLIC

Content hashes

Canonical text3f66b524e71b4990ae3c429f3031ff1ccba2944028ff5ec8af19d295e00444d5
Markdown9736e36a12d1d1d38e1c5364f9d32a54cd9e1c967bb0c8b7312a9f2a86a71a89
PDF
Publication pagee5086e16d330c2679fe3593583bd49ad5fc481500ec28da54d1f4f737c4d3124
Manifesta65269a8e300c5e2fa01a6b75d40ad59ce6d442e0306340610c2c4d08c02f5b4

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
SignaturebEy2QxG9qf4p3/uEacyhKVvW9czdMq8vAfa1dTF6nOEvWVpuLd3Xq0iK3EAgIqhvW87S9p/lXYecPkHGcdH3Dg==
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

2026-09-17T09:54:44.041271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084791
observed e5086e16d330c2679fe3593583bd49ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.023519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084791/manifest.json
observed a65269a8e300c5e2fa01a6b75d40ad59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:44.006105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084791/publication.md
observed 9736e36a12d1d1d38e1c5364f9d32a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.989329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084791/publication.txt
observed 3f66b524e71b4990ae3c429f3031ff1c...
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.