OpenTechnical

OT-2026-000068817

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000068817) never changes.

Identity and time

Publication numberOT-2026-000068817 · never reused
Internal UUID01a0ae90-6dcb-7999-a05b-6277b9ada1eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068817
StatusPUBLIC

Content hashes

Canonical textee99b7d7465854ca527b29eeef19fdd2d8a730b9ddd68322481de642f15cd80f
Markdown2e6a2b08df39306bca622434df80b1c08c3f5c33da521270abba2b550c89413c
PDF
Publication page00b32b32346622704560d185c831fd71088c98d2bfa1bfea4ca203e0dd146de2
Manifesta13409405734fdf25ff75275e83183ad7041e9c8a2cead1a7af9aa26ff479955

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
SignaturebtMrPF43/QzqKIMWNt50Pgz6vbfwx1xuwmRFWrfIXfjYeaWWhjIvzL+NHfhPQUGL8samrO9lnGWQSL+j1jEkDQ==
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

2026-09-17T10:28:37.128503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068817
observed 00b32b32346622704560d185c831fd71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.109745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068817/manifest.json
observed a13409405734fdf25ff75275e83183ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.091378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068817/publication.md
observed 2e6a2b08df39306bca622434df80b1c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.072912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068817/publication.txt
observed ee99b7d7465854ca527b29eeef19fdd2...
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.