OpenTechnical

OT-2026-000008519

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, vented 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-2026-000008519) never changes.

Identity and time

Publication numberOT-2026-000008519 · never reused
Internal UUID01a0ae6a-e46a-79f7-8b7d-2efc7bdf5945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008519
StatusPUBLIC

Content hashes

Canonical texta05f3bc2191e27b15525d18f934ce781e4eec2bc66accd9942ad7a6ad51cf6fd
Markdownbf2c98e60346e07b5d0a88128baed52ad170bb82fc47f51cc08dc8464baf1266
PDF
Publication page4b465f2dce52e28cd8b9d7019d129a373437bfcc1b3f1ef746882e47b85c987c
Manifest96e401a4b63e3a9897dcf761ad8f571332ce78979bdbaaea8e00f80560ae2543

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
SignatureMFlGSesTLUwWkptY0BlbPac1AiUlvWATvW+ZdiMssQnHhmhsX0lrYcSymKO1gTiY9DjwPrQpx0c8sgUU5XDdDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:26.030580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008519
observed 4b465f2dce52e28cd8b9d7019d129a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.010016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008519/manifest.json
observed 96e401a4b63e3a9897dcf761ad8f5713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:25.989008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008519/publication.md
observed bf2c98e60346e07b5d0a88128baed52a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:25.967102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008519/publication.txt
observed a05f3bc2191e27b15525d18f934ce781...
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.