OpenTechnical

OT-2026-000062854

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000062854) never changes.

Identity and time

Publication numberOT-2026-000062854 · never reused
Internal UUID01a0ae8c-94a7-78d1-9522-39fca14ffb1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062854
StatusPUBLIC

Content hashes

Canonical textdc83ee3463212c37088f37d3ae8b276ca8e4dc6c5e471e2bc59a98048ae4a5ad
Markdownfdf5caa988aec2edb6f169e1f85317ccdc2471283c543355736c315966445fb9
PDF
Publication page542ec25267f04cf324291503db03a7c25ba14a757ca6211ce1ff8baac21e674f
Manifest90be2610116e45d7e2b01a5cbcec3b829b0b6b7163fb8674c4f72ef3dd03b2c7

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
SignatureaNUQUkgekPaQIuHDRlr0Zvz/icJZge7ZpokQ3qIgF+Hai4D4kyLUc+y7yFrIb26K4Ebr10gruCWei1gjK5bZBg==
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

2026-09-17T10:40:12.073799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854
observed 542ec25267f04cf324291503db03a7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.051195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854/manifest.json
observed 90be2610116e45d7e2b01a5cbcec3b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.030863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854/publication.md
observed fdf5caa988aec2edb6f169e1f85317cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.011765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854/publication.txt
observed dc83ee3463212c37088f37d3ae8b276c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.092032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854
observed 542ec25267f04cf324291503db03a7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.074818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854/manifest.json
observed 90be2610116e45d7e2b01a5cbcec3b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.057234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854/publication.md
observed fdf5caa988aec2edb6f169e1f85317cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:33.039766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062854/publication.txt
observed dc83ee3463212c37088f37d3ae8b276c...
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.