OpenTechnical

OT-2026-000034084

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000034084) never changes.

Identity and time

Publication numberOT-2026-000034084 · never reused
Internal UUID01a0ae75-df0c-7bd3-aaf0-0072fffd435b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034084
StatusPUBLIC

Content hashes

Canonical text563bdfa70753cf821b5161637e494e81811512028f55f05471a0388a7d52f7db
Markdowneff2b5158e20397ac33834e760727b6c045c08d86cc6692bd8d0555260ba310f
PDF
Publication page880c79237d3487a5e30ea323839dbf47e80306e696cc2c7c923de1b148cb79d9
Manifest956031daacebaa0a3819dabcb7e5db2a9fcb390d783de6e491e1b4fe41deea08

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
SignatureqOn1uFTKja4XJeJ4bIvPWienMRjUsEg7q5+r0bdEXiDKS6Gw2rJg/1ZSphbJ9v8YC3czOLjYEAgA9JvI//5OCg==
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

2026-09-17T11:30:27.159851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034084
observed 880c79237d3487a5e30ea323839dbf47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.140843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034084/manifest.json
observed 956031daacebaa0a3819dabcb7e5db2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.118080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034084/publication.md
observed eff2b5158e20397ac33834e760727b6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.087564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034084/publication.txt
observed 563bdfa70753cf821b5161637e494e81...
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.