OpenTechnical

OT-2026-000036603

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line 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-2026-000036603) never changes.

Identity and time

Publication numberOT-2026-000036603 · never reused
Internal UUID01a0ae77-46e7-7dc6-bd70-f27146e5418b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036603
StatusPUBLIC

Content hashes

Canonical text654fb761439ccee950c47b478b08a689c599aa315049391dd8aab4af9d08874c
Markdown29711ed43e1c4aee2c391c00f85f3b584487ae8bbfa20c42dd8b49941ffd2a61
PDF
Publication pagecb371dabb3d459f602f6193e4e93eab036f472114dc0f698293343c89f494d66
Manifestebb0ac6f65d9037dd0c58926c1ae4a4cf351315d5a21bbae9f68ea905eee1ba8

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
SignatureAjnW+bljuf++opE7HOqUGXMNqO1oM0BXDABIZLGwfJvoAzqngvnGiKBMtQu+XMHneWiM9l+RJlBGTmsPFvSaDg==
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

2026-09-17T11:25:49.856638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036603
observed cb371dabb3d459f602f6193e4e93eab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.839291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036603/manifest.json
observed ebb0ac6f65d9037dd0c58926c1ae4a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.821423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036603/publication.md
observed 29711ed43e1c4aee2c391c00f85f3b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:49.803950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036603/publication.txt
observed 654fb761439ccee950c47b478b08a689...
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.