OpenTechnical

OT-2026-000083036

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000083036) never changes.

Identity and time

Publication numberOT-2026-000083036 · never reused
Internal UUID01a0ae97-c961-7e07-837f-0b9a9eb60e9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083036
StatusPUBLIC

Content hashes

Canonical text5dc493a4a7875f1596fa2f541d450c4ba26324d01c49c96837607f1ffafe9e7b
Markdown579248c73ce9e29a12aa8cda343e83ee5af74f35d2eb8a70d41f3fcd8b49905b
PDF
Publication page0e0e8e800bc67b4625c0411acc49671f64062309604829c1d73131f5d98a20c1
Manifeste7a753f2ad35fafb2e20197d481f96f19a822ebb8c9c6ff1adde5c66728d49fa

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
SignatureXUqSGrdOtbS9RIPo89BYj+FDBi+3vR17wKL/G1Qty/hn56iIvjsFar0SMKS0lbFgDaRmukXj6vKmTr94pfxyAQ==
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

2026-09-17T09:00:22.323572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083036
observed 0e0e8e800bc67b4625c0411acc49671f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:22.182353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083036/manifest.json
observed e7a753f2ad35fafb2e20197d481f96f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:22.163192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083036/publication.md
observed 579248c73ce9e29a12aa8cda343e83ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:22.142661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083036/publication.txt
observed 5dc493a4a7875f1596fa2f541d450c4b...
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.