OpenTechnical

OT-2026-000101768

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, pulsed 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-2026-000101768) never changes.

Identity and time

Publication numberOT-2026-000101768 · never reused
Internal UUID01a0aea4-0e17-7b2f-81a1-86175911861b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101768
StatusPUBLIC

Content hashes

Canonical text95f21ee3b3afc2e526a43dcee7329ef67e61fc9fb213406821d255a5a89805bf
Markdownaffecb65024cd3206028ec0321f6e85ec0d60710e0111c7cbd119041ba03a697
PDF
Publication pagef2811a110ba2d13239672c8a6e153fe46fc4453e0743040108ba08eb48aa0027
Manifestecc5bce2676bf105f74a9bddba722a78858c067fa751a9b8171cbdde03aa16dd

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
SignatureT1sRNS1FSkecwAN/XyKgNtsdaHjeQOfOa6vlT8wasiudqte7KP8d9pUbz4+CW81ShbcQ/zmcZ1fjA7oNOHXUBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:15.607688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101768
observed f2811a110ba2d13239672c8a6e153fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.589289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101768/manifest.json
observed ecc5bce2676bf105f74a9bddba722a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.571886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101768/publication.md
observed affecb65024cd3206028ec0321f6e85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:15.553937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101768/publication.txt
observed 95f21ee3b3afc2e526a43dcee7329ef6...
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.