OpenTechnical

OT-2026-000075108

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000075108) never changes.

Identity and time

Publication numberOT-2026-000075108 · never reused
Internal UUID01a0ae93-f1ff-7284-b760-bb4822b042e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075108
StatusPUBLIC

Content hashes

Canonical text8e1739b132715730670f894fced88f9463abf7c545339df5c948f4d10fda9b1e
Markdown3343da1fd034d74c7f97477be4d2798cbff22154b651c0778e3beb456b32e340
PDF
Publication pageb8c04e0073d6e62da5b4f6a4c6bd1210e4acfb696ac1e4f92a9053f526894c72
Manifest630c1a791f9b218d549632e9316884d155882dc70100d6d2e288bcab2f4defc0

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
SignatureWBV+CwIbeK+JvnXFEDRO742+D2nqJBafK4lkicYqk5T43Yx/Pc5rEsYn4tVc4b/1IqAVQ+nprOfFB9uq3SR1BA==
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

2026-09-17T10:20:18.139289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108
observed b8c04e0073d6e62da5b4f6a4c6bd1210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.118402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108/manifest.json
observed 630c1a791f9b218d549632e9316884d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.098519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108/publication.md
observed 3343da1fd034d74c7f97477be4d2798c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.079056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108/publication.txt
observed 8e1739b132715730670f894fced88f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.296074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108
observed b8c04e0073d6e62da5b4f6a4c6bd1210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.275631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108/manifest.json
observed 630c1a791f9b218d549632e9316884d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.251555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108/publication.md
observed 3343da1fd034d74c7f97477be4d2798c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.231056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075108/publication.txt
observed 8e1739b132715730670f894fced88f94...
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.