OpenTechnical

OT-2026-000039444

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000039444) never changes.

Identity and time

Publication numberOT-2026-000039444 · never reused
Internal UUID01a0ae78-9675-7d0e-ba8d-1695c6089761 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039444
StatusPUBLIC

Content hashes

Canonical text6cfdec2ddfa3b8ec52ede43ede925c6b1119a18b288eebc11d9fb12244e047eb
Markdownea51e46558f337b31ca87cca94ea3a780f87fc79019b079430a0539d5050a551
PDF
Publication pagec07ebc3367b79dd274075bbdec61c0b84195ecc86a825e78a27fa8726f72ac47
Manifest5d9bc50a540ce0dbaff491398f9181c76630aba40022de509517011cb3afae3c

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
Signaturet7GAjv2fBCcpX473y4NxgGpX+kPcI+hTwoGcM25BNZuc++RepwaRSwAZl8skw8W09W65/KdwwPGSg3kJThX6Bw==
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

2026-09-17T11:21:03.825129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039444
observed c07ebc3367b79dd274075bbdec61c0b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.803488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039444/manifest.json
observed 5d9bc50a540ce0dbaff491398f9181c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.784587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039444/publication.md
observed ea51e46558f337b31ca87cca94ea3a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:03.766216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039444/publication.txt
observed 6cfdec2ddfa3b8ec52ede43ede925c6b...
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.