OpenTechnical

OT-2026-000032918

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000032918) never changes.

Identity and time

Publication numberOT-2026-000032918 · never reused
Internal UUID01a0ae75-4842-7ed9-83f6-f9dacf24920f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032918
StatusPUBLIC

Content hashes

Canonical text6ea6402277684784a06cc5be139a733d666ec2370bf367efdb0e9e0f762ffc95
Markdowne299d067beb8717c46abf228ab5f3dcb57acf0c7393013c953fd996770c0e6db
PDF
Publication page61b069880366cc7e097c1cb90b10de60beb957ed201fd939f48e20c6c7b58be5
Manifestaee181299b566ec3387053e1d671bca4514c044db5d042c44b27a66a92e87b10

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
SignatureqhrHbrrVNYzm6/uh7il73EGrsEIeGJLVkuhDAxFFWx8AXFmriJP/ZYq+TRrZeYjMKeFBpbyhgRntu65gqSfdAw==
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

2026-09-17T11:32:30.668881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032918
observed 61b069880366cc7e097c1cb90b10de60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:30.650072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032918/manifest.json
observed aee181299b566ec3387053e1d671bca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:30.633119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032918/publication.md
observed e299d067beb8717c46abf228ab5f3dcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:30.616175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032918/publication.txt
observed 6ea6402277684784a06cc5be139a733d...
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.