OpenTechnical

OT-2026-000058076

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000058076) never changes.

Identity and time

Publication numberOT-2026-000058076 · never reused
Internal UUID01a0ae88-6eda-7042-a30b-be34b8f94a45 · 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-2026-000058076
StatusPUBLIC

Content hashes

Canonical textea66e5e430b73c323242babdca98e96e6f36e0a27f25b9e14ac40f7b525d7c95
Markdown4648ef213ade96c5b7dce6bc7b41d6a11c9d150bd388aad2982f590494aa9be3
PDF
Publication pageefe008414061f82c742165dde8c652d4e13da5a1f258b22a24136269ef181644
Manifest9833d094cccfbf7a7ca34379c535af1394d046d2f791d310b30461b644b5b6e6

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
Signature96X/2OKykaoI9ZnjBi20nevTkq4qSJB70wvMBv3QmwECINFVWRbNwS1Qalbl7L1sscbcoJ/UywOxQcnXfYnRBA==
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

2026-09-17T10:47:44.042597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058076
observed efe008414061f82c742165dde8c652d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.023801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058076/manifest.json
observed 9833d094cccfbf7a7ca34379c535af13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.005608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058076/publication.md
observed 4648ef213ade96c5b7dce6bc7b41d6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.987267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058076/publication.txt
observed ea66e5e430b73c323242babdca98e96e...
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.