OpenTechnical

OT-2026-000098820

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000098820) never changes.

Identity and time

Publication numberOT-2026-000098820 · never reused
Internal UUID01a0aea2-42b0-70c9-bcf7-2c4230f6ffd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098820
StatusPUBLIC

Content hashes

Canonical text1552734ff1f184b06fdb02894b018573ab7dd23b1813254bc3106d36062266e5
Markdown47749c25ea26a9fa4b9cddf444e4a27b78e8600d0e2a29a4f679b6869a8bce2d
PDF
Publication pagece42f8b66e1240167b52b2342ff5bc0c9d8118b8229965e73e60e82925b0616d
Manifestc248aeb58a3beeafe681fd7543bed01866303d5f4a830a2f5748dcad923f620d

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
Signature94Mv6bx6d2vhjZhH7mnMNux15k8u8h7p/LaUKJjK3+k07UoZHPwou1PSSAe7Vgofk0aL6vBZjAbE9E4/+i/UAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:09.350738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098820
observed ce42f8b66e1240167b52b2342ff5bc0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.332145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098820/manifest.json
observed c248aeb58a3beeafe681fd7543bed018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.314594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098820/publication.md
observed 47749c25ea26a9fa4b9cddf444e4a27b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:09.297699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098820/publication.txt
observed 1552734ff1f184b06fdb02894b018573...
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.