OpenTechnical

OT-2026-000042695

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000042695) never changes.

Identity and time

Publication numberOT-2026-000042695 · never reused
Internal UUID01a0ae7a-c0cf-74a9-82df-fb1ef72c1b9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042695
StatusPUBLIC

Content hashes

Canonical textc1d70087d8daf951a4c1e0fba4d1ddcd42bc2eaa69dc5295bd096c5f8f3d4273
Markdowndc4cd523afd545940cc0b1156ba17a5476398e998f3fe67cfe291d2cfcefed65
PDF
Publication pagea6329be260ca8b42bd784f564ecf874f7342914260068aaa3189f4e0db065066
Manifest1528d8f19ddf53078c6f4d10564856660dd83c248f0be45669ef66cfd5bfae20

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
SignaturevcYyw1ZprE+CsFgAY6cg4fUdFQtZr+LPcsXApO+e3A/22V4r69P9ESzMB9qEKKBYuMor9Trr/cnweuAXjRLQCg==
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

2026-09-17T11:15:03.224590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042695
observed a6329be260ca8b42bd784f564ecf874f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.203879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042695/manifest.json
observed 1528d8f19ddf53078c6f4d1056485666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.185695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042695/publication.md
observed dc4cd523afd545940cc0b1156ba17a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.167673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042695/publication.txt
observed c1d70087d8daf951a4c1e0fba4d1ddcd...
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.