OpenTechnical

OT-2026-000060615

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold 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-2026-000060615) never changes.

Identity and time

Publication numberOT-2026-000060615 · never reused
Internal UUID01a0ae8a-b7cd-7f9e-9fd3-377ef1801bc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060615
StatusPUBLIC

Content hashes

Canonical text3073496aa6c514d83cacb27b7c2b49738cc28b14ae841fd0202e483ac0b13248
Markdown6d9ce7e1ff92a35bdabc09ccdf5c203f367fa5e7bff144d0fd0604aca15e56ba
PDF
Publication page399d4445dee248b5b712efd4a4101db15b51a02f2aeaf5ccd37df3e421a8dc77
Manifest5c9dd09e0d23b1ef30c52ac33570213fcb1410bdf109a1dad6daa66404eef9f1

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
Signatures5veQR1RUPl0iwqOPARBRFM0PVAuytzECbc275FIyogFFPorvuV946zXr7F9EmqVzN9rzwVWHeon4JvZTLL6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:14.379426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060615
observed 399d4445dee248b5b712efd4a4101db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.363309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060615/manifest.json
observed 5c9dd09e0d23b1ef30c52ac33570213f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.346920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060615/publication.md
observed 6d9ce7e1ff92a35bdabc09ccdf5c203f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.328684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060615/publication.txt
observed 3073496aa6c514d83cacb27b7c2b4973...
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.