OpenTechnical

OT-2026-000068380

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000068380) never changes.

Identity and time

Publication numberOT-2026-000068380 · never reused
Internal UUID01a0ae90-2480-7f31-b3e6-d5e57e629690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068380
StatusPUBLIC

Content hashes

Canonical texte1183b325e8204f2daaa62a50a2c405669ae463547397cd1528a42ed2af52c4a
Markdown52cbbc1bc5b1392777d95b735e18639b548585dd6facf7a2e8dcfad0b3c557fa
PDF
Publication pagee0d5ebe66b15c5d29b088d1b0f1a80fefdd004dc50c1ddecc366232e7c8babec
Manifest5f1df681bcdb962cd75190958b19f5c460225d24527278d809d24360ac5c8158

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
SignatureCXXVFhXYOrwsvjRryt80NsCpJsFIjmvRZRM1iCqKBOWJKTxUJUO2qbPmn319V81F4dWo4Ue2d01Xz9Eu1K+LDA==
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

2026-09-17T10:29:26.021784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068380
observed e0d5ebe66b15c5d29b088d1b0f1a80fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:26.001922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068380/manifest.json
observed 5f1df681bcdb962cd75190958b19f5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.984130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068380/publication.md
observed 52cbbc1bc5b1392777d95b735e18639b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.967199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068380/publication.txt
observed e1183b325e8204f2daaa62a50a2c4056...
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.