OpenTechnical

OT-2026-000060860

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000060860) never changes.

Identity and time

Publication numberOT-2026-000060860 · never reused
Internal UUID01a0ae8a-b7d2-78eb-adbb-71b5735e08ae · 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-2026-000060860
StatusPUBLIC

Content hashes

Canonical textc47c8d335c5dbb856df8381ad4706d6477b0df8e860255d9a917bc3012175e44
Markdownb07b196853c28ec3d7621f0dbfcd25b0125cba715a71212ad6f78a43986aa747
PDF
Publication paged4a61493287dc61a5ef1742709171a3d9fbbe5c3f98aa2fb8fcdf90491bb7a6b
Manifestfa6ba79f43e292cb67fcdb7d2551ea3790998067fe234ffc2811a26c80e616f7

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
SignatureUImo7stuLOC+75n8+xR0rqGyQ6jWqTQ1LBB/g26iWGzQDPExtMyrBdRsSQe1+14o5avIzLuY2DcLo19yUOIPBw==
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

2026-09-17T10:43:37.157430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060860
observed d4a61493287dc61a5ef1742709171a3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.140427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060860/manifest.json
observed fa6ba79f43e292cb67fcdb7d2551ea37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.123850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060860/publication.md
observed b07b196853c28ec3d7621f0dbfcd25b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:37.105878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060860/publication.txt
observed c47c8d335c5dbb856df8381ad4706d64...
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.