OpenTechnical

OT-2026-000044727

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000044727) never changes.

Identity and time

Publication numberOT-2026-000044727 · never reused
Internal UUID01a0ae7c-39db-73b5-982c-8ffb10fa79ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044727
StatusPUBLIC

Content hashes

Canonical text36071c79b2b0b90d59bc931afcf7e1d1a2fd754543e76b0c1860dcf13d72d357
Markdownb427549bc6269c6ef52a4bb9950ac64256a0f4b521ebd68a751b4de9575ec00f
PDF
Publication pageb6ac11fc1de0b4ca072f384ee8f90bebf17dbd59b0bbee2522758cc95ffe2474
Manifest798f7a3e4d5b85df8a352fea5a0af2f28578319cfe404494b30c65093d753e75

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
SignaturebPZM3JQHB0GrgqsctvOJ5oBP93DYTXdundvKbamiy7HIaR9dV3IjIvdRJWmnmYk/mXRYNWj8GsTqUUiyqGPVCg==
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

2026-09-17T11:11:59.770530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044727
observed b6ac11fc1de0b4ca072f384ee8f90beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.751643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044727/manifest.json
observed 798f7a3e4d5b85df8a352fea5a0af2f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.732086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044727/publication.md
observed b427549bc6269c6ef52a4bb9950ac642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:59.711232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044727/publication.txt
observed 36071c79b2b0b90d59bc931afcf7e1d1...
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.