OpenTechnical

OT-2026-000015912

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000015912) never changes.

Identity and time

Publication numberOT-2026-000015912 · never reused
Internal UUID01a0ae6e-0c4d-7b58-b0ca-3a57416dd905 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015912
StatusPUBLIC

Content hashes

Canonical textb18227d49384ec4f82278328c5fa5c0bd8544d05ec403b9c63de6e0cc05e57e8
Markdown616a8e0e94ff1d29ef901a200bb5e73c1b29a60617c498920c9df05eceaea08c
PDF
Publication pageff63e5b325c62ba96c82e7e53ab7122f37120e2968dd0a1eb18992208f1519d0
Manifest3ba8b9a5edc83f23c9b7973acb8f036158eca51a6fe12ffc6610dbb1e6206d2a

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
SignatureK07LcDdXeizMHD4eorP7R4xirj9kbILs6/XDcqF727SaKOe8K/cmeWQ4u1AjHfO6U95pJoXDEsqbmiBO7g73BA==
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

2026-09-17T12:05:22.529020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015912
observed ff63e5b325c62ba96c82e7e53ab7122f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.510681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015912/manifest.json
observed 3ba8b9a5edc83f23c9b7973acb8f0361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.491982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015912/publication.md
observed 616a8e0e94ff1d29ef901a200bb5e73c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.474111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015912/publication.txt
observed b18227d49384ec4f82278328c5fa5c0b...
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.