OpenTechnical

OT-2026-000101751

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, 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-2026-000101751) never changes.

Identity and time

Publication numberOT-2026-000101751 · never reused
Internal UUID01a0aea4-0e17-726d-bd55-47f87ee6074b · 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-2026-000101751
StatusPUBLIC

Content hashes

Canonical text848cfd7de3d49303b44fcfc190caf601e9d3b044f767df7d8ab6fda418088c5f
Markdown8f275f703607d3825a729d980b4377d66d7d752b83ef8b479b357ead03234969
PDF
Publication pageb7074752bb51d9e90a069ed0dd9520c764cca5d216b63f484d3ea31950130aab
Manifest485b373eae2d6fa4f678c4dcd26fb54c55a82d10b7786a93d9d32552b889c054

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
SignatureRnz8mFY5+OBzBcFfWJXwyfESQhPHE8ch2EJB4aCzDdEF05Grurfx3zyDwMpWFSCNnSWDI8UoaSEHlLUCT6WvCQ==
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

2026-09-17T09:26:14.605322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101751
observed b7074752bb51d9e90a069ed0dd9520c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.585559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101751/manifest.json
observed 485b373eae2d6fa4f678c4dcd26fb54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.565470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101751/publication.md
observed 8f275f703607d3825a729d980b4377d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.545870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101751/publication.txt
observed 848cfd7de3d49303b44fcfc190caf601...
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.