OpenTechnical

OT-2026-000079538

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000079538) never changes.

Identity and time

Publication numberOT-2026-000079538 · never reused
Internal UUID01a0ae96-0b92-7a13-a17d-a2aa31a8608d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079538
StatusPUBLIC

Content hashes

Canonical textad16b126e86c1e1ecc1ec50c08c0e8a8010c07ac0d73bc2ba6ccdd6c96e9c42f
Markdown9e2a1594e5b2ed8c71a506bdc2f2d5b6edfd516f4be76dad0f1a20dcad066a90
PDF
Publication page8e5969934dfec28bfd3269e87463f491aee46384dc5e30307bc22d2f51ba7593
Manifest59ebb9327bb0c43816318d33fd5909ff6eb632f51fbec2c24c32f1930e9f3bc9

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
SignatureDJLJIKY4uqdHAViIX/DPATaUNnwGFJPUuCVmb5ATl3L1UkVoZ/+6soNT7AvsBr0rDOhkxVWrtaRskak11bqKCA==
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

2026-09-17T10:05:11.116796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079538
observed 8e5969934dfec28bfd3269e87463f491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.096015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079538/manifest.json
observed 59ebb9327bb0c43816318d33fd5909ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.071556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079538/publication.md
observed 9e2a1594e5b2ed8c71a506bdc2f2d5b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.054746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079538/publication.txt
observed ad16b126e86c1e1ecc1ec50c08c0e8a8...
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.