OpenTechnical

OT-2026-000026484

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000026484) never changes.

Identity and time

Publication numberOT-2026-000026484 · never reused
Internal UUID01a0ae71-f4a8-778d-82eb-164bb7aaec37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026484
StatusPUBLIC

Content hashes

Canonical text38dae568cb39d34f9c142d3e4859c29dea11ae2c65a27a89e4649243e11295cc
Markdown5c7aa96df680970cdd3064274146c368f7157a1c15b1c4032fbf7240728d70d5
PDF
Publication pagef70d69475a476bb72bcde3059b0d1587a99f2df5a8b42b8382469cc5f9686fc8
Manifest946ac7f6d972290bf75099a6e7fbd0abd6e198791c00ad46b495e9d2f580e99d

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
SignatureN7CAkZtlSLZjmDLtlE2ZbqXaRZK4PnLuTSNRB18PmYImTKRiyraBO6vTdX0D5oR98e9Krslfww83TAlp+twHCg==
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

2026-09-17T11:44:36.376317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026484
observed f70d69475a476bb72bcde3059b0d1587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:36.358482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026484/manifest.json
observed 946ac7f6d972290bf75099a6e7fbd0ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:36.338075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026484/publication.md
observed 5c7aa96df680970cdd3064274146c368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:36.307482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026484/publication.txt
observed 38dae568cb39d34f9c142d3e4859c29d...
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.