OpenTechnical

OT-2026-000026069

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000026069) never changes.

Identity and time

Publication numberOT-2026-000026069 · never reused
Internal UUID01a0ae71-a840-792e-b562-2b96bc6876d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026069
StatusPUBLIC

Content hashes

Canonical text26e228f30ee78647e69314a792f7f69b89a3e9e9fef11b037e7ca05d412d5fc6
Markdowna6c4363cfcffff460c88b6026c2c8352b9603fbc8a6344256a3d48b0a022d621
PDF
Publication pageaf17e506d38af9401a85ec70041e85a4b701d4bbc330c9598fa14b3828469f8d
Manifest1c9954f76e654d384b23eaf7061b12acb6e1ae2bc54bcea4b93b4a7ddc712ac9

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
SignatureclaH8kcBCUrPwBybcu6+iyrqYLhVqQyH6xrac9bJZ67OBcECyVIeBDiBn/x2z8G2D5JpfrlO8i+ZLMsqojYcDA==
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

2026-09-17T11:46:33.848845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026069
observed af17e506d38af9401a85ec70041e85a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.830548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026069/manifest.json
observed 1c9954f76e654d384b23eaf7061b12ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.812372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026069/publication.md
observed a6c4363cfcffff460c88b6026c2c8352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:33.794038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026069/publication.txt
observed 26e228f30ee78647e69314a792f7f69b...
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.