OpenTechnical

OT-2026-000007460

Publication integrity record

Vacuum cup gripper, three zone face, three outlet manifold, ejector fed, pressure verified, rubber cups

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-2026-000007460) never changes.

Identity and time

Publication numberOT-2026-000007460 · never reused
Internal UUID01a0a97f-9c5f-7221-9f2c-05ed0232b9cd · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:15:07.747466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007460
StatusPUBLIC

Content hashes

Canonical text24792b9a118c4a6fb408ecebf329fd25e524df433221cecafc94178d203228b1
Markdown3976489469eee3b5feb0e46a96b4693400f984a2089cf3e4f3922d7f9b4d1c77
PDF
Publication page48622ae32a0c1b44b2b7fb950cfc2a7630cc22947dbc7605c9c66ff199eb026f
Manifestb8aade124223a97383e72b57bb25a2e837ec98912e672819163d662ea826ffa7

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
SignaturescpG9X/y9OxMUya9Nj5v0b8J+WwL7VMCdjtjGZoVaaGs5h5BTvFgC34ItPoyHrJbNAlghE2Ta6z+epJm+ve4CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:04.167934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007460
observed 48622ae32a0c1b44b2b7fb950cfc2a76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:04.154401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007460/manifest.json
observed b8aade124223a97383e72b57bb25a2e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:04.140668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007460/publication.md
observed 3976489469eee3b5feb0e46a96b46934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:04.126662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007460/publication.txt
observed 24792b9a118c4a6fb408ecebf329fd25...
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.