OpenTechnical

OT-2026-000076760

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076760) never changes.

Identity and time

Publication numberOT-2026-000076760 · never reused
Internal UUID01a0ae94-b06f-7504-8574-5fb00f1363fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076760
StatusPUBLIC

Content hashes

Canonical text48b29216927b16803569a2bab6be01fb275f4a476407db4705f0a6011420b390
Markdown3a4f2f4cb6e7992366ee7240ab0865bdafb54bc634c86762ca31bc00f6c082cf
PDF
Publication page8b72d1fa6d660cdf90b6a808b32f6f6cf9297bfefd12f53f66bd3e26729bcbb9
Manifest60c726bf90f5282ff00a71a6476f1ea2014b8f362139ecb5d3bcb76ed7c51e1b

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
SignaturehB5AXb2QgUJaQJt+Ktu62QNZqxiMBITzU5SpGrIKR6Bjr2jkwjhChIm4BCVF5SYJK5E7K9FOJWkQlCU9mpidAg==
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

2026-09-17T10:09:37.076808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076760
observed 8b72d1fa6d660cdf90b6a808b32f6f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.054523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076760/manifest.json
observed 60c726bf90f5282ff00a71a6476f1ea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.036371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076760/publication.md
observed 3a4f2f4cb6e7992366ee7240ab0865bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.017651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076760/publication.txt
observed 48b29216927b16803569a2bab6be01fb...
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.