OpenTechnical

OT-2026-000024687

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000024687) never changes.

Identity and time

Publication numberOT-2026-000024687 · never reused
Internal UUID01a0ae71-2726-71c3-88eb-8a2d608a8d42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024687
StatusPUBLIC

Content hashes

Canonical text3d4a8fa13a2271f268036de3a201fc007647ea15c652f8afa1547fbaa2d4aacb
Markdown999fefd0e723e3de1e10031b40487e363579f346fde878c15f8025b1b103acac
PDF
Publication pagefcb6533bfea402ef87d2d414d87c5123c1fb14aadc5d2a350cb94b4b0e924185
Manifestb75a8c527e278f381d5ce2f6ec449345fd72c30346d398c318ff90cc6b62361b

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
SignaturedfsFZWPjNCuGltLKSzHZ/mgG7Jvg7UCHs+QCBXt3AmIJmDd0F9RRAf1VQqPe0OvFMdqIQwMjw4pvpoyXY2S+CQ==
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

2026-09-17T11:47:55.269011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024687
observed fcb6533bfea402ef87d2d414d87c5123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.249358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024687/manifest.json
observed b75a8c527e278f381d5ce2f6ec449345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.232581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024687/publication.md
observed 999fefd0e723e3de1e10031b40487e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.216834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024687/publication.txt
observed 3d4a8fa13a2271f268036de3a201fc00...
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.