OpenTechnical

OT-2026-000072241

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000072241) never changes.

Identity and time

Publication numberOT-2026-000072241 · never reused
Internal UUID01a0ae92-47c2-7a5d-a1fb-513bbcb2ef69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072241
StatusPUBLIC

Content hashes

Canonical text6e25f9f49496ff26765a564f41719be97d1897cdee4a06a9abf8a8e71e549b8c
Markdownd9d57e5d4df8f554751e90d4cd1a8751bbed1dba4689e2b9f79f2c65e0d826ee
PDF
Publication pageb10a78c2219bd1120e392f44472880c10dd8778f32df6f425feb05473016829f
Manifesta46ee2eb79cffb29a14bfe262d9c64a0ee22a777f8b98b6026352f43e71d36c2

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
SignaturefK6FJ10UBMwhKyquwVTcmSGyC1HYOzai/OsNKuuH7OmG7ss/Uo3G02PVyHSUD9fdNDrPfopkCD1qLqhNLZ23AQ==
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

2026-09-17T10:23:20.913224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072241
observed b10a78c2219bd1120e392f44472880c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:20.896105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072241/manifest.json
observed a46ee2eb79cffb29a14bfe262d9c64a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:20.878717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072241/publication.md
observed d9d57e5d4df8f554751e90d4cd1a8751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:20.862273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072241/publication.txt
observed 6e25f9f49496ff26765a564f41719be9...
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.