OpenTechnical

OT-2026-000104356

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000104356) never changes.

Identity and time

Publication numberOT-2026-000104356 · never reused
Internal UUID01a0aea5-3421-7d89-8acf-85eac8a6e294 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104356
StatusPUBLIC

Content hashes

Canonical textcf33371d1dab1845b6853dd8efe77884d0d9da92b237ee37de57ad7425ad2eba
Markdown2e9d0cf1be2b466adf96497321aae09bc3a82d8ae84d7bff178e9cefeee25cf3
PDF
Publication page5176be8e4ac28bcdbb0da5fb21cd3a1f389f3005d4a519f25b6b5adbe2e01f3a
Manifestb99b16867b87e1471714edfc865379218f01485ca2b28f1fdf99a3e66d867bcd

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
SignatureQF7x20IqcrkSYSEfb1H6MNA6W+xnzlfiqEKsNVABkHEhFzIgvfeXVie948DGZtRd+D+PudYyecTeMSQpV30WDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:36.847848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104356
observed 5176be8e4ac28bcdbb0da5fb21cd3a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.830928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104356/manifest.json
observed b99b16867b87e1471714edfc86537921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.812656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104356/publication.md
observed 2e9d0cf1be2b466adf96497321aae09b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.793865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104356/publication.txt
observed cf33371d1dab1845b6853dd8efe77884...
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.