OpenTechnical

OT-2026-000027124

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off before set-down

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-2026-000027124) never changes.

Identity and time

Publication numberOT-2026-000027124 · never reused
Internal UUID01a0ae72-3454-7a02-8096-715048d6ff28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027124
StatusPUBLIC

Content hashes

Canonical text053233f362dd70958e882a9a42919b4718af56af377dc697de487b5260b60e4f
Markdowne5021ca5f26835c606307e16dee2066f4fa8cbf2af77791f54f0537b8abab7bf
PDF
Publication page4170ce09e7eb2e4367e66134f5bf81b3182cccd09cae409838e32f51755db74d
Manifest37546fddcfea2e73131275ce9b38ae9b97c4e82e176074be4f13f48eff79f3c5

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
Signature7KgTlwO6SqIr7QiWokqOY5ip8uywlCXy0Lz/R3AEQGuQxEBM6KC1bgFSBcd40o1kXVptAzhn0tEvXK/O544jBA==
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

2026-09-17T11:43:53.899766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027124
observed 4170ce09e7eb2e4367e66134f5bf81b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.883562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027124/manifest.json
observed 37546fddcfea2e73131275ce9b38ae9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.860791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027124/publication.md
observed e5021ca5f26835c606307e16dee2066f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.843154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027124/publication.txt
observed 053233f362dd70958e882a9a42919b47...
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.