OpenTechnical

OT-2026-000088606

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000088606) never changes.

Identity and time

Publication numberOT-2026-000088606 · never reused
Internal UUID01a0ae9b-8f0f-7af2-8c99-838815b13ba7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088606
StatusPUBLIC

Content hashes

Canonical text3e8b62166fee62c72b9eda416da693612d702f8903f045bcf88ba70420373cff
Markdown3d749c38c0c836489681355e35ece137832e465452910ea00756bde852e8a969
PDF
Publication page3ca720208a4f1811f38944e5db5e36ead0a9a44899d1e3b1d748d1c5267bf12a
Manifestc716b4edbf91ee3ef3aed4eedd5aa9f04d606699a1de47f3b2ba2bb70fb0b958

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
SignatureQNE9Ttn0spGqk0NOr0//Z//JseupU/Ip6pvlHf6l9psR68YTsjJGeVHpjSTLG33ladqeuk5BHZpEy1GyxWpzDg==
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

2026-09-17T09:47:48.684676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088606
observed 3ca720208a4f1811f38944e5db5e36ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.664406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088606/manifest.json
observed c716b4edbf91ee3ef3aed4eedd5aa9f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.645275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088606/publication.md
observed 3d749c38c0c836489681355e35ece137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.627569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088606/publication.txt
observed 3e8b62166fee62c72b9eda416da69361...
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.