OpenTechnical

OT-2026-000033316

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000033316) never changes.

Identity and time

Publication numberOT-2026-000033316 · never reused
Internal UUID01a0ae75-8980-7bea-a307-7ae8a6ef43bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033316
StatusPUBLIC

Content hashes

Canonical textc38852bcfa9dc34a8e584c7106748b7b019ab64dee4fe75e80bf3d80e86c24d4
Markdown426ce6ce06a2d0459e867c2e8a7677ba4671e8b62f74c6c8786c32b665cef8e5
PDF
Publication page791b3e8f2552ca66d7b6d9b2facdfc1ac3de8b6a5c13881b577df16832bec02d
Manifest09a219e7da51badb63eea2f351f7edd4054bfa4e12fa7c563c82e6fa03cdc21a

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
SignaturefqZlTA+n/ENCdp8ILOZNOcgCVBBhuziAAyxGHCRFADYA3awGA9FDOaRSF09e2F9OF5HgcIEBKMc/H+sNnUQ5AQ==
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

2026-09-17T11:32:03.956759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033316
observed 791b3e8f2552ca66d7b6d9b2facdfc1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.938959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033316/manifest.json
observed 09a219e7da51badb63eea2f351f7edd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.921756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033316/publication.md
observed 426ce6ce06a2d0459e867c2e8a7677ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:03.904809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033316/publication.txt
observed c38852bcfa9dc34a8e584c7106748b7b...
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.