OpenTechnical

OT-2026-000082840

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000082840) never changes.

Identity and time

Publication numberOT-2026-000082840 · never reused
Internal UUID01a0ae97-8cc9-7fb9-8f88-47561677622b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082840
StatusPUBLIC

Content hashes

Canonical textfc23fa1ee7fdd1a4bfa22e5181b5e22e05715fc6773943eb7965e68b00ea8980
Markdown4af24125f83befd9d9e9f019ccbe121ae696d64fc7d9efc4b5ddae36f37847a1
PDF
Publication page71defd26eec381ef5d00b5c4b309a6f261c918f097ed0d1bc8f2cc6c29411433
Manifeste48875eeb59eef3baf4e4a2b9c2fc92ca730b84cd017047ee8ad389a9a2ce19e

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
SignatureyHL8gFEKf7ilnxmOgpHAlXrkgOoSW1YIMGpXSrGrBI/sJel0SlPSEGziimn9XELWUvZOXE5nlB118VWeDpM0CQ==
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

2026-09-17T09:58:30.870561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082840
observed 71defd26eec381ef5d00b5c4b309a6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.852759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082840/manifest.json
observed e48875eeb59eef3baf4e4a2b9c2fc92c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.834386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082840/publication.md
observed 4af24125f83befd9d9e9f019ccbe121a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.814713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082840/publication.txt
observed fc23fa1ee7fdd1a4bfa22e5181b5e22e...
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.