OpenTechnical

OT-2026-000051348

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051348) never changes.

Identity and time

Publication numberOT-2026-000051348 · never reused
Internal UUID01a0ae83-2741-712a-a5b0-3658296ac2d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051348
StatusPUBLIC

Content hashes

Canonical text89e7937a7487761b78e3c6c3a79d061c98ebbcd73ee0c2b80d075b361ef08785
Markdown7afd11526611ba021c050e5fceb8830a876c8ff9a8db611483e76c3800847b2d
PDF
Publication pagee83f1d2eaa30ba6d100ada2ccea7055b069b5c21f3d89a8f9038208a5568d0a1
Manifestc012652025fc91d4562e275684dde3748188d26726b839cc32e35ea0ea19c573

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
Signature4icoow5NIlg4DxVK/yOIAGWtOPFB9Tq5nhApZvyrlRiqhBOmCjR9a7uxAHucUZdwuq45b72/y9dd7pt4zScCCQ==
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

2026-09-17T10:59:14.074564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051348
observed e83f1d2eaa30ba6d100ada2ccea7055b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.055821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051348/manifest.json
observed c012652025fc91d4562e275684dde374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.039361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051348/publication.md
observed 7afd11526611ba021c050e5fceb8830a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.021262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051348/publication.txt
observed 89e7937a7487761b78e3c6c3a79d061c...
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.