OpenTechnical

OT-2026-000050896

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050896) never changes.

Identity and time

Publication numberOT-2026-000050896 · never reused
Internal UUID01a0ae82-c7b3-7ada-af6b-22e4fa85982a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050896
StatusPUBLIC

Content hashes

Canonical text66d0caf92173958672545ef51270395ffe1446af5bf36b936fc09813870bd80b
Markdowncd5d39c7818e135c97960855f059777c9ebfa5ac84d22b6cded1a7c8ef1b813f
PDF
Publication pageafeffcc2538a1b5260c2f769a0f7b5c1b640dba309fdd7122d701c0a43d085a5
Manifest1801996339378aa36bdae19792a86801c4bda7224d2123db4c703799c9060afd

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
SignatureSkFD3eQ1PQHJ43vB8WjgGSTLQP5s1CdrcnSYPnuCossRZIDkGrzOa5Fygmbn8yytAWSYEJul361SzjTY4VlhDw==
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

2026-09-17T11:00:38.334148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896
observed afeffcc2538a1b5260c2f769a0f7b5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.297995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896/manifest.json
observed 1801996339378aa36bdae19792a86801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.261420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896/publication.md
observed cd5d39c7818e135c97960855f059777c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.238323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896/publication.txt
observed 66d0caf92173958672545ef51270395f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.226076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896
observed afeffcc2538a1b5260c2f769a0f7b5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.202312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896/manifest.json
observed 1801996339378aa36bdae19792a86801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.183587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896/publication.md
observed cd5d39c7818e135c97960855f059777c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.161914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050896/publication.txt
observed 66d0caf92173958672545ef51270395f...
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.