OpenTechnical

OT-2026-000025624

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000025624) never changes.

Identity and time

Publication numberOT-2026-000025624 · never reused
Internal UUID01a0ae71-9bc9-7082-8272-05260805fbc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025624
StatusPUBLIC

Content hashes

Canonical text3f29ced5deece72b653904a91c1613a9c38ed3edcbcf755fa14c19e23f30024a
Markdown8106b27b8df2f230578c9e65460b77f7d13e32c4e020546dedf518bca06274bb
PDF
Publication paged9b4af4e179ac506309da16aff87177a1abc5b8f216086599c53559ce952d670
Manifest80cf8b19f1ea01078e78354f993a5749f7bab704b08906e281ac0abe942e6d14

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
SignatureAzx6T1XUsjp6dgiD+ucFVYcbK5BrEYgUmrWGwxVWJYw7Ix7ybV5/DqMHRLYotYgCGrFyUXHw+j0zPTihorDvDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:49.037465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025624
observed d9b4af4e179ac506309da16aff87177a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.017202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025624/manifest.json
observed 80cf8b19f1ea01078e78354f993a5749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:48.999651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025624/publication.md
observed 8106b27b8df2f230578c9e65460b77f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:48.980929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025624/publication.txt
observed 3f29ced5deece72b653904a91c1613a9...
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.