OpenTechnical

OT-2026-000064974

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000064974) never changes.

Identity and time

Publication numberOT-2026-000064974 · never reused
Internal UUID01a0ae8d-debe-7256-84d2-2708db43abc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064974
StatusPUBLIC

Content hashes

Canonical textdd9a7e97ead4a38c836f730b09fbc27c9a121c3a680ea4e029e6249b354fe287
Markdown5f3cdc8a9bfcfb1b94ffd2b6579a6bd95354ef1594f615114a0aba1289b9a1bd
PDF
Publication paged39fea0a00779d60869c741734bb04f5c0e22e617f059f096d1626de569f010c
Manifest264b351b94bb047d75b1ce68bd771a21958f9bb989cc839bd7d8e3504959fdc8

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
SignatureF6v0tzP0F/Qc8t0a/81yYevPEj8XFc9QmqIecHeMJIONaw9Md7soypLM6j0rFgv96YhDTwIxoZny36/wPOkcCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:55.238438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064974
observed d39fea0a00779d60869c741734bb04f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.219932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064974/manifest.json
observed 264b351b94bb047d75b1ce68bd771a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.203220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064974/publication.md
observed 5f3cdc8a9bfcfb1b94ffd2b6579a6bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.185647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064974/publication.txt
observed dd9a7e97ead4a38c836f730b09fbc27c...
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.