OpenTechnical

OT-2026-000101584

Publication integrity record

Two cup vacuum gripper, two 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-2026-000101584) never changes.

Identity and time

Publication numberOT-2026-000101584 · never reused
Internal UUID01a0aea4-0e15-7b61-9726-e17126d1d7d9 · 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-2026-000101584
StatusPUBLIC

Content hashes

Canonical text8bbeb72ff9f0a1ccad8ee56b4f92280d6adecd982bcfca3e064d5fe80bf68d3c
Markdownf5dafd77cd4c747eb24bd84e6b20f7e7083368acc10ad68604cbb7b2ee9608e1
PDF
Publication page08bf8eaff0107a219fdc7a4eb2928ac303319161323a48eada6199b9b073bf11
Manifest39f1e6b3d8798c23d7ff8787353ca60cc6682082ed6ca56384e4dcabac488292

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
SignaturekGoX2kAwdjZIlrEf6oPVNoe+kQS2ocQ0Iu5xTD7tct7kO6Ic8dyk1OowD3vDBQ/+HvBK63OCFaCKYbdAUpkqDA==
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

2026-09-17T09:25:41.297717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101584
observed 08bf8eaff0107a219fdc7a4eb2928ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.279584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101584/manifest.json
observed 39f1e6b3d8798c23d7ff8787353ca60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.261013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101584/publication.md
observed f5dafd77cd4c747eb24bd84e6b20f7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:41.241330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101584/publication.txt
observed 8bbeb72ff9f0a1ccad8ee56b4f92280d...
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.