OpenTechnical

OT-2026-000040057

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000040057) never changes.

Identity and time

Publication numberOT-2026-000040057 · never reused
Internal UUID01a0ae79-26fc-7cca-ada4-cc2b00d5fc39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040057
StatusPUBLIC

Content hashes

Canonical textb4f4ca930b783001318157b54b40ef55117e5d6c83854858c0593b63bac015ec
Markdownc1782a6e06db12a469ea024e8e1657f2efafc764f936711afa7c743bee4e4867
PDF
Publication page482636bb77b27f3b319539ac73e3a64c7038b25e35d2c1ca4a13f6b21222b680
Manifest235ac6a41252c44c0dcfd4966dd5202b2ce7e351d75cf2f570d2b8f646969d3a

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
Signature5vlxG6Qb2Mq43NM8wgZVBkjqAhorCtkRgolb4mbGWbT/05S8e+zttHFez60nGtuxWmSTZ3u/efPUSoUODUNODw==
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

2026-09-17T11:18:53.958085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040057
observed 482636bb77b27f3b319539ac73e3a64c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.940611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040057/manifest.json
observed 235ac6a41252c44c0dcfd4966dd5202b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.925470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040057/publication.md
observed c1782a6e06db12a469ea024e8e1657f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:53.908506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040057/publication.txt
observed b4f4ca930b783001318157b54b40ef55...
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.