OpenTechnical

OT-2026-000077610

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000077610) never changes.

Identity and time

Publication numberOT-2026-000077610 · never reused
Internal UUID01a0ae95-2ece-7c26-80fc-d07d81494864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077610
StatusPUBLIC

Content hashes

Canonical text8c01bdeab8cac429193a081ac165916d77899b36b829ca285470e4243ecbb72b
Markdowndbaaa6f6de6137125dc70b8dfaf4e2af00eb62e6cb1f3f291d01d4f46f86488a
PDF
Publication pagee806c9b25dc6f8e515da9d4781b20c72d4c2416f3b7d8d0cd7efc3ebdaacd7f8
Manifest7d79bc9aafbc295d5e09c93b14c00db1614967a4669786f587b01accf6f37e97

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
SignatureJQf6UUJTC3VtmBKRadzUnSRfGN+mrtCE7OnLwX0LPmuQj1JjBMZNTCca6cpkpWXUwT8pRwbQw6O7rd1biHsfDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:07:10.227193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077610
observed e806c9b25dc6f8e515da9d4781b20c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:10.207033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077610/manifest.json
observed 7d79bc9aafbc295d5e09c93b14c00db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:10.189294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077610/publication.md
observed dbaaa6f6de6137125dc70b8dfaf4e2af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:10.169224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077610/publication.txt
observed 8c01bdeab8cac429193a081ac165916d...
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.