OpenTechnical

OT-2026-000034038

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000034038) never changes.

Identity and time

Publication numberOT-2026-000034038 · never reused
Internal UUID01a0ae75-df0c-794a-933f-39c609d460f7 · 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-2026-000034038
StatusPUBLIC

Content hashes

Canonical text5ae0289fca1fa6c8578a570a9a76f324f6aec080c39fa347d81694c25cb9a37d
Markdown5c94967d61d9a7032f8e59e369dc3e774cb01ecc50293223ca940bffd0dd355f
PDF
Publication page25e8796905c5c8c71d5a1302b4bdbc9a05879ad2a270352e30f0a71110843921
Manifest1014ffaf0e1afde39cac1330fe10590ad9e8c64cf9e8fc21553343cd0d2090bd

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
SignatureZ+RvSOUCh/4MuRWy24FWQfwABxC3gaNY7bVdJ+2DbzM8+RtWF87I7/Um16G4FvITgQDSDSCTc1PNk2jHNgw2BQ==
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

2026-09-17T11:30:16.266789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034038
observed 25e8796905c5c8c71d5a1302b4bdbc9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.244971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034038/manifest.json
observed 1014ffaf0e1afde39cac1330fe10590a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.224544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034038/publication.md
observed 5c94967d61d9a7032f8e59e369dc3e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.204352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034038/publication.txt
observed 5ae0289fca1fa6c8578a570a9a76f324...
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.