OpenTechnical

OT-2026-000062971

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold 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-2026-000062971) never changes.

Identity and time

Publication numberOT-2026-000062971 · never reused
Internal UUID01a0ae8c-94a8-7abc-a532-e182f7049063 · 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-2026-000062971
StatusPUBLIC

Content hashes

Canonical text56e4d8a5a4c7df63d746a944edcc44920c207f13ab694c20792b65dee39873d8
Markdown9a7410472cbc5d80653f2ed5ed5bf8a4a7f6c26efa6f510fd8d250e73b592808
PDF
Publication page385b8add0f8d5f73bdec8139e2dce85273b9503b3738a0824d378b2467efef4a
Manifesta15942ef3e9f39c3c1204023bb1fb758d9c01b0fa00917a373d53f29a029aafc

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
Signaturev6YQTL4ev8gFXkBxNOM1tDFq+2l/X6x+OmXsijBVrn/Opu7Ct6GlOINmIisGaGZSB48YIMhxmO6VK7OphDyCBw==
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

2026-09-17T10:40:29.147944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971
observed 385b8add0f8d5f73bdec8139e2dce852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.118122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971/manifest.json
observed a15942ef3e9f39c3c1204023bb1fb758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.096713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971/publication.md
observed 9a7410472cbc5d80653f2ed5ed5bf8a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:29.073770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971/publication.txt
observed 56e4d8a5a4c7df63d746a944edcc4492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.176771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971
observed 385b8add0f8d5f73bdec8139e2dce852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.157932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971/manifest.json
observed a15942ef3e9f39c3c1204023bb1fb758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.142136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971/publication.md
observed 9a7410472cbc5d80653f2ed5ed5bf8a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:42.124567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062971/publication.txt
observed 56e4d8a5a4c7df63d746a944edcc4492...
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.