OpenTechnical

OT-2026-000068969

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000068969) never changes.

Identity and time

Publication numberOT-2026-000068969 · never reused
Internal UUID01a0ae90-6dcd-7a33-8984-c0eadeee6b1a · 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-2026-000068969
StatusPUBLIC

Content hashes

Canonical text1e43cd5e14d622463bfe46aaf977ca113ab6b57d431beb6273bc2303af57a729
Markdownad789e6c81c558d6e94a7b8922b6f1d446ed18666ab9843abbf3bcaae707d5e1
PDF
Publication pagefe8df6ee5843f27fa0de155fa6d3674f6a0823bfecc5d74eb9dbf1933653d86c
Manifest8af0a9f61ef9161a717dcb93be568c1208c758a2e2e5faaccb90c434067b0322

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
SignatureKd7KXhLgm+zr3iAekgn020Tnw4pXp0eJJKzYPEFju6aRP421mwB0bi5l5fdVGQhZN25O/vHhcPUY3KXSYJfeAA==
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

2026-09-17T10:28:48.487141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068969
observed fe8df6ee5843f27fa0de155fa6d3674f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.470670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068969/manifest.json
observed 8af0a9f61ef9161a717dcb93be568c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.454981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068969/publication.md
observed ad789e6c81c558d6e94a7b8922b6f1d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.438326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068969/publication.txt
observed 1e43cd5e14d622463bfe46aaf977ca11...
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.