OpenTechnical

OT-2026-000082175

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, sustained blow-off before 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-2026-000082175) never changes.

Identity and time

Publication numberOT-2026-000082175 · never reused
Internal UUID01a0ae97-4d93-7492-9ee5-1b4862ba0ba1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082175
StatusPUBLIC

Content hashes

Canonical textcc68a3abcc6c94e156461c50b6ab2b21093d62d5fb019460f29bc08d8f03cf97
Markdownfc0fc864d77680f68058532499073567d80e9feba76197e022d713dd696948fe
PDF
Publication page04ca41e7632ae45e0ce2e116b38f81423a309adeebc2cd8177c512bf497eb1ea
Manifestb66084bf4144dbd90851c08a6006091a81df099ae8a937ac809f17fbddebb229

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
SignaturehzhvGlEKoeIMY5R3JXKTUbIoPiOjwzx8mLqL9CYifYX/naWq2wnOP4U6yUa3x3q5HVMehNQ/8NDAmxP+uXZ+AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:00.120863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082175
observed 04ca41e7632ae45e0ce2e116b38f8142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.102880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082175/manifest.json
observed b66084bf4144dbd90851c08a6006091a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.085948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082175/publication.md
observed fc0fc864d77680f68058532499073567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.069047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082175/publication.txt
observed cc68a3abcc6c94e156461c50b6ab2b21...
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.