OpenTechnical

OT-2026-000026292

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000026292) never changes.

Identity and time

Publication numberOT-2026-000026292 · never reused
Internal UUID01a0ae71-f4a6-7109-9341-a91807cee942 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026292
StatusPUBLIC

Content hashes

Canonical text1f429f969edcf75f945ca3e910c1f99c51e57d1f5e19eeecb69d8856886dcdcb
Markdown1884250606d4cf1158bdcd3db48aa4f8ca7be7a8d716ea7365e01f3c617ad347
PDF
Publication pagea5031f1151ae5c5a49a37d0ec3104156100b13fe5b55c41f83bc0ca7b8195f88
Manifeste4acc13af3fad0b9a8d8f76a196d3ac41880576fe0748e23bb75ec758298b10a

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
Signature0kYXRSrzjuh/SWAPYd3THAaT0tdWfAsUjuDcHIIE2gaaOAbzeQUGgOdLGIte64sAjTUkd5oF8OvOYOiaNdkJCA==
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

2026-09-17T11:44:14.484121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026292
observed a5031f1151ae5c5a49a37d0ec3104156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:14.467651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026292/manifest.json
observed e4acc13af3fad0b9a8d8f76a196d3ac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:14.449880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026292/publication.md
observed 1884250606d4cf1158bdcd3db48aa4f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:14.433746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026292/publication.txt
observed 1f429f969edcf75f945ca3e910c1f99c...
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.