OpenTechnical

OT-2026-000061776

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000061776) never changes.

Identity and time

Publication numberOT-2026-000061776 · never reused
Internal UUID01a0ae8b-b8ab-7d7e-bd19-939a56513c4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061776
StatusPUBLIC

Content hashes

Canonical text20814b75d7d95d19164f684cbd8bdc5c284b15893afc1d646d3baf08227795b7
Markdown9fc77547532614f8cd551ef7b4fd806d215eec8eeeeed50aeee1f562a95ba7a2
PDF
Publication page38f319ae445653fcfc77607d2f075cb8f8c73a879438d9afe74caca2bca31e19
Manifestb1d529a77ab956413847f1a6f7696ce72f22e5be930ab9e84c18112af44590eb

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
SignatureswRvEw1A5vUYxJpW5esjvoehkHu8uAVhNwxaZ++DdaH1+2rzMejkKNwY1qLQb7rAR/YaQsz9qLmgcLKOcACFCw==
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

2026-09-17T10:40:29.305842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061776
observed 38f319ae445653fcfc77607d2f075cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.285933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061776/manifest.json
observed b1d529a77ab956413847f1a6f7696ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.265576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061776/publication.md
observed 9fc77547532614f8cd551ef7b4fd806d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.241459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061776/publication.txt
observed 20814b75d7d95d19164f684cbd8bdc5c...
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.