OpenTechnical

OT-2026-000038812

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000038812) never changes.

Identity and time

Publication numberOT-2026-000038812 · never reused
Internal UUID01a0ae78-769f-79e1-948e-3798dc5bfb9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038812
StatusPUBLIC

Content hashes

Canonical text21c039fafa84eb777a4755869fe0741798b4790929bc45158b7cb760f613d006
Markdownc4d220b3e900c2c60da79479476fdc7da16bc49cf47452f001a57d5b11a82d90
PDF
Publication page62e2ba8ae6456c452fd7663c27fcd87dc0d5cf312c20a515c9fd343752ad53e0
Manifest75cf9f734428125bc694b9a473adca8f7fdce7861f5a6b4c7911051c2d0b39ec

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
SignaturebMg/lqJpntN96vL0VVaW3cqnUyojC/PS1qm2HplwGTPevZiAjcF17troG3FTffwo+wBTqASMOJ6CYp0lYuDoCg==
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

2026-09-17T11:21:22.155346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038812
observed 62e2ba8ae6456c452fd7663c27fcd87d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.138453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038812/manifest.json
observed 75cf9f734428125bc694b9a473adca8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.118870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038812/publication.md
observed c4d220b3e900c2c60da79479476fdc7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.100649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038812/publication.txt
observed 21c039fafa84eb777a4755869fe07417...
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.