OpenTechnical

OT-2026-000102162

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000102162) never changes.

Identity and time

Publication numberOT-2026-000102162 · never reused
Internal UUID01a0aea4-50f2-7599-9b18-bce2bbb1b1e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102162
StatusPUBLIC

Content hashes

Canonical text0bf282da082f41af396b285ff4322242d8ee8f0e92d3f639de42a290004f575c
Markdown0ba31f20462e8584970e08387f0d83eebc8bae1f8150a24878e0615735208857
PDF
Publication paged10bfe47e1933b56b474d737ec76134dd2cd410e59c6aaeb639b5ca006a12ed8
Manifest6bcc56f816f019d18e1650e04260d0fd86cdc6549d72a42fd9f0b061c46b77d3

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
Signaturep4tX12xn1UNmYtib0vLmGYNPeYy6gT63QVrubmsP+jvJTaBCM/0eTZarpZUk8fhOVTjfiM4geGp7ySFxpoxAAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:19.856169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102162
observed d10bfe47e1933b56b474d737ec76134d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:19.839004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102162/manifest.json
observed 6bcc56f816f019d18e1650e04260d0fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:19.818287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102162/publication.md
observed 0ba31f20462e8584970e08387f0d83ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:19.801023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102162/publication.txt
observed 0bf282da082f41af396b285ff4322242...
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.