OpenTechnical

OT-2026-000034108

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000034108) never changes.

Identity and time

Publication numberOT-2026-000034108 · never reused
Internal UUID01a0ae75-df0c-7e0d-bf31-2e269d760baf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034108
StatusPUBLIC

Content hashes

Canonical text26a00b24fcd541be55de0ca7b234f69bc1fa8c7dc9fab04bc6bcd658bf1b861c
Markdownad6aaae5d9fc315e4b9557eccfe422734e0714707ed7ee80cbeb906b3c27f440
PDF
Publication page93b38846da165753a66fcdb50e8cd270c1f6aab8a18eea79bf4068cb620b10bc
Manifestb25c4a034a7f2ca0ceb63f26230e5ca602c8a3f014108ffdd5d31f92196e6004

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
SignatureBTxcF7SZsoqK3SmbTHwBHlwn0FdPczMYrsUQ/9xmkirSvXWwNRMlVyEkCPdkvFKMP04u8iDz11Opsbzd4kshBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:29.513617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034108
observed 93b38846da165753a66fcdb50e8cd270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.493793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034108/manifest.json
observed b25c4a034a7f2ca0ceb63f26230e5ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.472166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034108/publication.md
observed ad6aaae5d9fc315e4b9557eccfe42273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.446533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034108/publication.txt
observed 26a00b24fcd541be55de0ca7b234f69b...
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.