OpenTechnical

OT-2026-000051247

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000051247) never changes.

Identity and time

Publication numberOT-2026-000051247 · never reused
Internal UUID01a0ae83-2740-7d82-8283-1cca78992f31 · 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-2026-000051247
StatusPUBLIC

Content hashes

Canonical texta59932267d5ea3a960ece897f8730fd66670294d8cf9a94c1448a43875f81f40
Markdown0a490a2f36aca7401fcda77dd7a9cd67291c093b9e048ebba27a2467cfd31bbe
PDF
Publication page70cdd5c671b4546447d9353b7fb417e861af282c3f6db6906acfcfb487b9940f
Manifestb6621f10debc0f69de159f3eb78cf892eccdfc4ef6df9ce8ca45ce5411eb3aac

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
SignatureJ1EXgcENgMgCWOfBdgIxLjeo12quaX92ocRldn5KwvYi7eRdEj3YuflLv7TKiruBb0EEc80+dN+gjeqKaFkHCw==
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

2026-09-17T10:59:02.552701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051247
observed 70cdd5c671b4546447d9353b7fb417e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.534538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051247/manifest.json
observed b6621f10debc0f69de159f3eb78cf892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.519354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051247/publication.md
observed 0a490a2f36aca7401fcda77dd7a9cd67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.502481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051247/publication.txt
observed a59932267d5ea3a960ece897f8730fd6...
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.