OpenTechnical

OT-2026-000035099

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed 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-2026-000035099) never changes.

Identity and time

Publication numberOT-2026-000035099 · never reused
Internal UUID01a0ae76-6a1d-71a4-a3ed-d3908390e6e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035099
StatusPUBLIC

Content hashes

Canonical textf7a3289b966b846770661061c17b710a9a865ae9d2e97b22c31209677124eb51
Markdown26251d077422a56db2c154b7545834e2c0aa84aa154bffb956f5e75188698c64
PDF
Publication page2b72202abf5e67c4c77fda9c34f7b1b84d8184247b8b23e20c6e06b598f5d464
Manifest56976120f3e8c3adc3dc33fba30de3c346d7598c30ebae4af9fce14d0ccfbb7a

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
Signaturel/95ScKQKM94K7VUbsZYtPCZ9ee1qnbK6XsJVoyzcAx9WyFO3Rj8qTnvdxA1oxIJEuDvSqDy3zarNfHYMcbvAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:10.373668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035099
observed 2b72202abf5e67c4c77fda9c34f7b1b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.355976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035099/manifest.json
observed 56976120f3e8c3adc3dc33fba30de3c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.329302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035099/publication.md
observed 26251d077422a56db2c154b7545834e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:10.309298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035099/publication.txt
observed f7a3289b966b846770661061c17b710a...
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.