OpenTechnical

OT-2026-000014598

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000014598) never changes.

Identity and time

Publication numberOT-2026-000014598 · never reused
Internal UUID01a0ae6d-b27c-723a-9421-26b0b1b567f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014598
StatusPUBLIC

Content hashes

Canonical text586202bce1646e6339b3c2ed9c31033c4fadd8c8dde6ca8a2b91c49991c003da
Markdown0a29e4579d02f53372917688be9feb769b763c0b375b28069eab990cdc41b11d
PDF
Publication page64c66fd6e2e9a6ccc7852aab930a17300baed2d5ae1befe87c45d2b1b35477ce
Manifest463591356b207d280be48b6cc8c526980efcf3487653a93e90b30b39170b061f

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
Signaturekryb3DwpLBUYzdd5vZF37pbTeudU1LSqiQH6QelTjh+n4YgRX6AmvMOBxBNsWtr94VdkW8d+TBmjU5RrQjW5BQ==
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

2026-09-17T08:43:07.000164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014598
observed 64c66fd6e2e9a6ccc7852aab930a1730...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:06.492471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014598/manifest.json
observed 463591356b207d280be48b6cc8c52698...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:06.005383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014598/publication.md
observed 0a29e4579d02f53372917688be9feb76...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:43:05.801545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014598/publication.txt
observed 586202bce1646e6339b3c2ed9c31033c...
fetched by grabo-systems from 34.44.131.203, 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.