OpenTechnical

OT-2026-000009140

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000009140) never changes.

Identity and time

Publication numberOT-2026-000009140 · never reused
Internal UUID01a0ae6b-31b9-7ced-b9c0-a609e05a7233 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009140
StatusPUBLIC

Content hashes

Canonical textcb449ab49ad7e90030038d2b513c8185ff2ea33bbb95ad184c8372550aba019d
Markdown7ef07d4ca9c25376b0691d6599d0cc9cedb72c71b739b435b44ff20c337751c0
PDF
Publication page29ce2ff06a0d453e23547587d848f8454d58fecf1f37bdfb36beda10213eed8f
Manifest2477bb4156d1dfcb36e4d36024b0b5cc56976491da2a50bd8a83a56f992f17b2

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
SignatureJTPgJR0zcGu8kFyc1l4tmtHp7xGULCm16tLkdzCHzepIFT4eblZACLfbG+PluWFUwVpznSZRzYEThBVkyecNCQ==
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

2026-09-17T12:17:50.223708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009140
observed 29ce2ff06a0d453e23547587d848f845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.197373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009140/manifest.json
observed 2477bb4156d1dfcb36e4d36024b0b5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.176943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009140/publication.md
observed 7ef07d4ca9c25376b0691d6599d0cc9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:50.156608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009140/publication.txt
observed cb449ab49ad7e90030038d2b513c8185...
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.