OpenTechnical

OT-2026-000008746

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented after set-down

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-2026-000008746) never changes.

Identity and time

Publication numberOT-2026-000008746 · never reused
Internal UUID01a0ae6a-e46c-778b-ba65-cee5c796dd75 · 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-2026-000008746
StatusPUBLIC

Content hashes

Canonical text7b00fe0688084f464bcb18be26eec0ad2dd603dceda43b6749c6ecfbacdf5c01
Markdownae160dca07556a6e7eeaf75141eb8e377a1b74fab13ae80981f635de3b392f04
PDF
Publication page2b609bab5e6fa14e9307e2ce97d428a561d5cbe0aad3478bb9f4269f98753f79
Manifest468c0207846cdf1bfc253ed2b1a3c7970aa9fca6b98b549118c47132b09d0153

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
SignatureJkaggjM8oN0Cgy59l5OTWQY4wh/57DKS1orgBjMfj8JPxRZybR5QD5GQRZRbU9ZAZpX0PmRS3uAR+htwvpoMAw==
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

2026-09-17T12:18:50.435506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008746
observed 2b609bab5e6fa14e9307e2ce97d428a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.418150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008746/manifest.json
observed 468c0207846cdf1bfc253ed2b1a3c797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.398984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008746/publication.md
observed ae160dca07556a6e7eeaf75141eb8e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.378762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008746/publication.txt
observed 7b00fe0688084f464bcb18be26eec0ad...
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.