OpenTechnical

OT-2026-000033848

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000033848) never changes.

Identity and time

Publication numberOT-2026-000033848 · never reused
Internal UUID01a0ae75-a391-7082-8e50-ffa9fdf2e568 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033848
StatusPUBLIC

Content hashes

Canonical textb9cf92a300f94a969e228c3fce0c66108e3e9b399f600c6f7731b03ade8978cf
Markdowndded9cd84a8988e02a772467ba3244c89ea2238e98a175aaac7800cee5a86a49
PDF
Publication page030f102eb62f52eb1d5dd2ff50029be33dcaea1875f3faf013de0a7ae82a8f20
Manifest32c5727038cd75c7d8758e15660ae60d827e932c83b6eaf2b213097322155072

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
SignatureuAz+qf8XKolQ4src+9OyPAiU5liEPlig6eVrbjC0yx8Jue4EVxVdL0ilKA0mC1WcJRHaJLwd9aNgQGPjwDtFCg==
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

2026-09-17T11:31:54.385593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033848
observed 030f102eb62f52eb1d5dd2ff50029be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.368247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033848/manifest.json
observed 32c5727038cd75c7d8758e15660ae60d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.351321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033848/publication.md
observed dded9cd84a8988e02a772467ba3244c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:54.334066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033848/publication.txt
observed b9cf92a300f94a969e228c3fce0c6610...
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.