OpenTechnical

OT-2026-000008684

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000008684) never changes.

Identity and time

Publication numberOT-2026-000008684 · never reused
Internal UUID01a0ae6a-e46b-7609-995f-ebc51841179b · 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-2026-000008684
StatusPUBLIC

Content hashes

Canonical text6e7412edebf8a7df05f5a993e8301c93c03317b9b64c0b36ce75b78e55588eaf
Markdown35d58778817b47bb5fbbecb4f473494bb0941456e777045c0687fa4954a1e1c2
PDF
Publication page2de42de612f9be49d0ea552edcc986f3b4bfad5df37f5c223d11cfc772685682
Manifest5d6c651fbeaa06c1abaec43a3e642b04f5e6f905cbe3c791c0cf966d625dfa0e

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
SignatureCHliMU69PBHDFYOdfKnlcYnrADiYb1MKu8c/QsMm1YVO3o9FGt7qOq/Nri8z4Kn7Sa/CsNjGDW3s4It6YAKwCg==
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

2026-09-17T12:18:40.129466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008684
observed 2de42de612f9be49d0ea552edcc986f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.111324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008684/manifest.json
observed 5d6c651fbeaa06c1abaec43a3e642b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.093121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008684/publication.md
observed 35d58778817b47bb5fbbecb4f473494b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.072437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008684/publication.txt
observed 6e7412edebf8a7df05f5a993e8301c93...
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.