OpenTechnical

OT-2026-000043363

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000043363) never changes.

Identity and time

Publication numberOT-2026-000043363 · never reused
Internal UUID01a0ae7b-327e-743e-a98e-db509a28e2d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043363
StatusPUBLIC

Content hashes

Canonical text1b94214c31a511732d645dc924c8ad36bb64ca72f3d34a9eeacc35f89b69b90a
Markdown0eaff6b6e20758f9b7fddc5fcc5699374a37d3e433a3549ae3d4ca6b76b53712
PDF
Publication page6dba7a4a2528b5aafc08b165882342ba4d55074b2c6938e18786e64f323cea3a
Manifesta37a32617c107a2d00e6034aba7fb758fc2477ea1511bc1961de28fa29fba778

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
Signature2SvVbOpWgiY7QDnrgmYAkp7rxpi9INHC3ZtvObQGAibe3P3oy2s/ob7BlFtiSEvWSwFOGf4rtgr8i/Fb0Ss+Cg==
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

2026-09-17T11:13:53.123985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043363
observed 6dba7a4a2528b5aafc08b165882342ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:53.105364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043363/manifest.json
observed a37a32617c107a2d00e6034aba7fb758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:53.080671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043363/publication.md
observed 0eaff6b6e20758f9b7fddc5fcc569937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:53.059495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043363/publication.txt
observed 1b94214c31a511732d645dc924c8ad36...
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.