OpenTechnical

OT-2026-000101823

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000101823) never changes.

Identity and time

Publication numberOT-2026-000101823 · never reused
Internal UUID01a0aea4-0e18-75a5-a1af-9a6b2245013e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101823
StatusPUBLIC

Content hashes

Canonical textd73236231836e05f1391f6d44155854f0f873c02d7ba1902862cd10cdb4bae97
Markdowne781079d7238056d7fb8702600d00f9d2748f2ed0c6a4985e08ee15db1985168
PDF
Publication page919ecdab5c09afca8e1ddc708a59a67b5b7cee606846f2db84584918927eb8e9
Manifest6adb5405c098a9d12d1674810df587396b108ee83a03f61eb889c02dff221271

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
SignaturehRWrAYzluOLGmgrlkBC/DnNZr2bIHJCH0HXA65FtjO9M8hhyLbPdCJulLtLc1YwunI+kOjVvY6ithpAhScgMCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:19.397670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101823
observed 919ecdab5c09afca8e1ddc708a59a67b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.379186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101823/manifest.json
observed 6adb5405c098a9d12d1674810df58739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.361768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101823/publication.md
observed e781079d7238056d7fb8702600d00f9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.344559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101823/publication.txt
observed d73236231836e05f1391f6d44155854f...
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.