OpenTechnical

OT-2026-000039950

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000039950) never changes.

Identity and time

Publication numberOT-2026-000039950 · never reused
Internal UUID01a0ae78-d8d7-7909-9ad4-e6de395b15ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039950
StatusPUBLIC

Content hashes

Canonical text443030bd31f65ac5bc8d05c513527796464dc32a7ac42045d6c7ed751165b260
Markdown504ad964d825449939df93055a9ea07da3e5c6cb1a213217272ad764ca205e54
PDF
Publication pageb66853974bfe2e50c021a8dd89168db35474fbcf32703f8db5df4fd10b65e2d2
Manifest21f4da9fe8ffee35e0ab2f2f3aa3181af4d4c2d6acf1e4647f4e55a224154316

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
SignatureBGdcY1CrXKBxsJZibcPiYV0bN44kUxt66dTi63d0f1idBbC493MYHk+/LrSRLWJC+rtttZi8jHjx51kMX31dDA==
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

2026-09-17T11:19:57.198547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039950
observed b66853974bfe2e50c021a8dd89168db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.181013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039950/manifest.json
observed 21f4da9fe8ffee35e0ab2f2f3aa3181a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.154894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039950/publication.md
observed 504ad964d825449939df93055a9ea07d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.129793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039950/publication.txt
observed 443030bd31f65ac5bc8d05c513527796...
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.