OpenTechnical

OT-2026-000008828

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000008828) never changes.

Identity and time

Publication numberOT-2026-000008828 · never reused
Internal UUID01a0ae6b-31b6-7fbd-a2bf-391c1be72fed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008828
StatusPUBLIC

Content hashes

Canonical text0ff9e20069c18b45a6ac35b4600baa35d86c8312b1368e7eded368312f4b5df6
Markdown22a4e07beb009b48007fbbd829defe589e7da38cb6ec2d4e1b1c3a6ce06815d4
PDF
Publication pagedb494bcdcb6443329041082368f5645c266bca7efe39c4474b44a4e30b0085d7
Manifestefa5db7a1d79c3d4f4e4e93752b4f5869fcf3997aefbdf8595e947ff7bbda89c

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
SignatureJQ4ZG6DTi3N6QgA1vN5MPzR4txZ0B/WD0OEj7YAFCI4c+f5KDusvaR1xr2d9k3FyLQPflbT7iVFaqMjFsMApBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:23.509438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008828
observed db494bcdcb6443329041082368f5645c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.491487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008828/manifest.json
observed efa5db7a1d79c3d4f4e4e93752b4f586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.471351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008828/publication.md
observed 22a4e07beb009b48007fbbd829defe58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.451918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008828/publication.txt
observed 0ff9e20069c18b45a6ac35b4600baa35...
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.