OpenTechnical

OT-2026-000058115

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000058115) never changes.

Identity and time

Publication numberOT-2026-000058115 · never reused
Internal UUID01a0ae88-6eda-7aac-b987-f4a5183af0ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058115
StatusPUBLIC

Content hashes

Canonical text617c9b949093a3a154d7203a0670388d1c700f5c52ee158c82a2cd416a0d76ef
Markdownbb52b04129fb59d94fa8429d859d756276906b72fd788f68e4bd68f139aa11a4
PDF
Publication page656908e042bbfc1401acc6e66301762a6f0e8b02c25fb06cae3a254fff41d1ca
Manifest3446fe6ee689bed9a3a1f91548a7e12a71ee4f4f0923329fdadf202d6ebcf754

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
Signature0Jkcx3vDFJ2Uj7oQJGNh43swRr/3MWvjNMM136PdBCyH36hr6/pfQEa+Lk1hFoycl+784OpTLrzKXZa7uLiDAA==
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...

Independent retrieval

2026-09-17T10:47:47.427350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058115
observed 656908e042bbfc1401acc6e66301762a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.411444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058115/manifest.json
observed 3446fe6ee689bed9a3a1f91548a7e12a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.393861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058115/publication.md
observed bb52b04129fb59d94fa8429d859d7562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.376160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058115/publication.txt
observed 617c9b949093a3a154d7203a0670388d...
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.