OpenTechnical

OT-2026-000083385

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, sustained blow-off before 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-2026-000083385) never changes.

Identity and time

Publication numberOT-2026-000083385 · never reused
Internal UUID01a0ae97-c964-7ef9-a3ff-888e10d7f842 · 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-2026-000083385
StatusPUBLIC

Content hashes

Canonical textf31e2aa28eff708a23e3882bc898367a3bb908d566e5e032a75d4f1b7897b728
Markdownbd17a8ce2353e49f106de88f90ba62753c2b49ea0b1cb9e76cc39d3846775c7d
PDF
Publication page044127e485740c728b59900589d0352b9124f36fab6f0c5a12ef4e68276b1cca
Manifest2a58af99ea248dd348e46fce5f7310976485e67a2cd7fe7ef349648d7e26d068

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
Signature/vUzgZi/KiqUiGCWstY96qkcssQ6nRmvI6xdMz1Kl2XaWULFUkRIF8emgnzmT+5mMePeXxe6OQrv7vYVag8pCQ==
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

2026-09-17T10:00:49.735418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385
observed 044127e485740c728b59900589d0352b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:49.709138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385/manifest.json
observed 2a58af99ea248dd348e46fce5f731097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:49.684443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385/publication.md
observed bd17a8ce2353e49f106de88f90ba6275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:49.660265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385/publication.txt
observed f31e2aa28eff708a23e3882bc898367a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.405314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385
observed 044127e485740c728b59900589d0352b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.390178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385/manifest.json
observed 2a58af99ea248dd348e46fce5f731097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.374995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385/publication.md
observed bd17a8ce2353e49f106de88f90ba6275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:47.359869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083385/publication.txt
observed f31e2aa28eff708a23e3882bc898367a...
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.