OpenTechnical

OT-2026-000035158

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000035158) never changes.

Identity and time

Publication numberOT-2026-000035158 · never reused
Internal UUID01a0ae76-6a1d-72aa-9ad3-605921b1408c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035158
StatusPUBLIC

Content hashes

Canonical text28a70c7a0a0537eb808e62120fad6c89dc52d2d6b2d33923b51cb7e6965b87cf
Markdown7950108f450fd113afdbfc03f3927838e39fabd5917473d66aa7d29310c6719f
PDF
Publication page0b689987fa70996fa3f35648e3291aa7e3b7d104ab8ee4c0286f2d5f13f2f8bb
Manifest67168c20ceef1aff4605dc3c53c4188148b90fbb95674dc2c55ad15fc743a641

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
SignatureGWpGSKkKuEI98Jp5Z0DULnBPhhkh925gbO4G3pglXszdxvuSZElDfJNty/S0kxQmN403XZV1A4/Y7tfWsUdkDA==
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

2026-09-17T11:28:15.135272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035158
observed 0b689987fa70996fa3f35648e3291aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.117509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035158/manifest.json
observed 67168c20ceef1aff4605dc3c53c41881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.098562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035158/publication.md
observed 7950108f450fd113afdbfc03f3927838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.077980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035158/publication.txt
observed 28a70c7a0a0537eb808e62120fad6c89...
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.