OpenTechnical

OT-2026-000088399

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088399) never changes.

Identity and time

Publication numberOT-2026-000088399 · never reused
Internal UUID01a0ae9b-5d27-7c0e-8fd9-177c7dd8f188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088399
StatusPUBLIC

Content hashes

Canonical text4a03c6c149201fd603be18df64e15ab00aaab9ee202e072209fff9c14c0897c7
Markdowndb86fc0d670a6aed410ca09d2a5b94f207171bbd791ad0711d11bed9f9025368
PDF
Publication pagec1e088c9b7d9a12f1a553b7fa10cb672145dd20e603170b34b1bb2d3d3d02287
Manifestf712aa0bda12a10c902d939dbeeec0b2742d6351fb99af6d0b859dcef167c4a2

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
SignatureIMnCZfDZNHXAI7B9akiDCrxpFNTXKEzYZacHY8CuNTpwsugm5BKpp2xYkUcfq9YWc6RHmXoN1VkvKGJIHCSYCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:45.613378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088399
observed c1e088c9b7d9a12f1a553b7fa10cb672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.597339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088399/manifest.json
observed f712aa0bda12a10c902d939dbeeec0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.580113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088399/publication.md
observed db86fc0d670a6aed410ca09d2a5b94f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.560709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088399/publication.txt
observed 4a03c6c149201fd603be18df64e15ab0...
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.