OpenTechnical

OT-2026-000038138

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000038138) never changes.

Identity and time

Publication numberOT-2026-000038138 · never reused
Internal UUID01a0ae77-f88b-7837-8fdc-371d05200868 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038138
StatusPUBLIC

Content hashes

Canonical text220a0a341cbe63cb2ce732c9e8eb303bafa68e69b21042c1355c7d3b0457e6fb
Markdown34ec83f2234f38439f7b24b0e3b30785ae1814ab574d8c010e31e0551c0bcedb
PDF
Publication paged2d9f40b8c6dcaa4005eec99729713b0dafe081b38394d185eb55d07c64a3d79
Manifest6b1adf4c24b9aeb613db65450e0300fc16f029f6ec00091e5478393433419fad

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
SignaturedVcLxQlNER2gOEZDlL2yTUf9YKZP9FefjJ5VP/dJW3Q2b7EnFl6xmlUoAoitbt8tu8jMJpLt92vw6nbrWyYYAg==
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

2026-09-17T11:23:29.051953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038138
observed d2d9f40b8c6dcaa4005eec99729713b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:29.033287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038138/manifest.json
observed 6b1adf4c24b9aeb613db65450e0300fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:29.013338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038138/publication.md
observed 34ec83f2234f38439f7b24b0e3b30785...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.993847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038138/publication.txt
observed 220a0a341cbe63cb2ce732c9e8eb303b...
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.