OpenTechnical

OT-2026-000034937

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000034937) never changes.

Identity and time

Publication numberOT-2026-000034937 · never reused
Internal UUID01a0ae76-1ed3-7e19-9728-fbf33e3d6607 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034937
StatusPUBLIC

Content hashes

Canonical text25b06cc8fcf100a4355399d7b9fe2c996b936b5f5f11d25afcb7c7f986da501e
Markdown17954db4debe76e246bdc30bb8c012ca82a0befeeb5828a6b80faca9d17c1512
PDF
Publication page9b7f9893c09c2c574eaafee60364fcf99f8cc6310bae5d8ebb1c5fc8041aba84
Manifest324aa482b87e7d1602aa1cab4582e88951b0aa1bfc3335294e5a957d9e7e8ff6

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
Signature/Wgp0kjHr1F2FXEMlH/ge5Tghef8VXD2S3sgz55rTFoOlvlJVzS8dJEBsIhYS0t+TrFgAV4q9p3tEdsbN6QbDw==
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

2026-09-17T11:30:43.789522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937
observed 9b7f9893c09c2c574eaafee60364fcf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.772172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937/manifest.json
observed 324aa482b87e7d1602aa1cab4582e889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.753918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937/publication.md
observed 17954db4debe76e246bdc30bb8c012ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.737263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937/publication.txt
observed 25b06cc8fcf100a4355399d7b9fe2c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.494981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937
observed 9b7f9893c09c2c574eaafee60364fcf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.474956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937/manifest.json
observed 324aa482b87e7d1602aa1cab4582e889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.458376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937/publication.md
observed 17954db4debe76e246bdc30bb8c012ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:58.439284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034937/publication.txt
observed 25b06cc8fcf100a4355399d7b9fe2c99...
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.