OpenTechnical

OT-2026-000033676

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000033676) never changes.

Identity and time

Publication numberOT-2026-000033676 · never reused
Internal UUID01a0ae75-a390-70dd-a2cd-d9109617ec58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033676
StatusPUBLIC

Content hashes

Canonical text6a507cc843e095344c67621ab2a6074cac4455c6ad8a6e4addb286fc6ef2777c
Markdown331e136b242401c04a97d1c222eee184d1641098b0b0df8f91e31038d7b94268
PDF
Publication page248ae371e9b07ceec3035a6a015361219ae55666c3851fe3db8ade428ad61d84
Manifest7146803604786c0c2d653f45cef1d7db7963cfe01d68cf58f930a733c106100b

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
SignaturebnxCyy/sv9iwJNDM+cQzf1/p8iflmKK9Ptp6yT4z6ftz9Btvqs1H5H/H6uBR7KF4TF3AvYFXn8YN9FDskMB+CA==
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

2026-09-17T11:31:40.032345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033676
observed 248ae371e9b07ceec3035a6a01536121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:40.012076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033676/manifest.json
observed 7146803604786c0c2d653f45cef1d7db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.992227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033676/publication.md
observed 331e136b242401c04a97d1c222eee184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.970569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033676/publication.txt
observed 6a507cc843e095344c67621ab2a6074c...
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.