OpenTechnical

OT-2026-000053080

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000053080) never changes.

Identity and time

Publication numberOT-2026-000053080 · never reused
Internal UUID01a0ae84-a431-7725-a13c-b3d2bd2e54cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053080
StatusPUBLIC

Content hashes

Canonical texta33507d23dfe11008ae7b2d27854c3ea61251a532d41598cc0e6a5f434615af2
Markdown21ec2ee2123a45549ac17cef8d6dc7e61019a1d3c02cdffa2213f49a611e0e15
PDF
Publication pageedd0c3d98a0a7ef0df35b272e2799fa5c44d1b7cb9e6f8f775a566d5b43fd559
Manifest021bfba512c56a9be9cb1a4fc4891801c27dc6d38d2f9a798ee1a02666f3a1d4

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
SignatureqeS7hT4ilVeZfQzo0fo4AYbgjQePIrt4qbldiR/8sTJMSnNukirOCu1sXGtjbke052vs5JLcebkQpZ3TI+A9BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:47.923929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053080
observed edd0c3d98a0a7ef0df35b272e2799fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:47.905316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053080/manifest.json
observed 021bfba512c56a9be9cb1a4fc4891801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:47.885468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053080/publication.md
observed 21ec2ee2123a45549ac17cef8d6dc7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:47.867401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053080/publication.txt
observed a33507d23dfe11008ae7b2d27854c3ea...
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.