OpenTechnical

OT-2026-000081386

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000081386) never changes.

Identity and time

Publication numberOT-2026-000081386 · never reused
Internal UUID01a0ae96-f375-71de-a839-413535952b5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081386
StatusPUBLIC

Content hashes

Canonical text09bea0cddc3640b0fc648992086f3a102364b9f396c89a6127dbe058cc4b1a14
Markdown4e146e96d0b39a1cef0ceab33babdb51aa31ebfc647a5897fac9e016041d940b
PDF
Publication page068ac512aeecb112158ddf0283cc213b7718a20df8cf2e479f53fdfcfc7f34bd
Manifest64ef17cf1492743f074976ce3f24d919a637ad61329bd8ceafa1bc7c81b36980

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
SignatureKobuNfH33eTf3NPShFv3C5JhV5dXbu9RsZG3CNz/y+7j8RJg/tWfY1en2mdYn1NlwiVP1ntjwr2pXd03H7LoAg==
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

2026-09-17T10:01:31.620211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081386
observed 068ac512aeecb112158ddf0283cc213b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:31.601762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081386/manifest.json
observed 64ef17cf1492743f074976ce3f24d919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:31.582833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081386/publication.md
observed 4e146e96d0b39a1cef0ceab33babdb51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:31.565235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081386/publication.txt
observed 09bea0cddc3640b0fc648992086f3a10...
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.