OpenTechnical

OT-2026-000052326

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, vented before 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-2026-000052326) never changes.

Identity and time

Publication numberOT-2026-000052326 · never reused
Internal UUID01a0ae83-e791-7e95-9fc5-88112b84d85c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052326
StatusPUBLIC

Content hashes

Canonical text8eedcc8f422efbdc9550ca4553d80bcdd4955ebfd4557ab64f39d46069618b19
Markdownb3534edeb7e2ae460b0f66342991b66c7c3cdfda6b1520a6aad84f7c818e026d
PDF
Publication pagee15c309890c4869160ff71afa47c49e9466e3002b0ea5ccc0477a3c8182d9d07
Manifest95784ad89adabe5c1a451e3f754bc9705f3be1d8b8736b0a1d5a8e5af565af06

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
Signaturea9zgP7t6pCE04N8WcjUXscfHko38OI0LZiCn2APs5GEdGSIkfQLMREpg5N9vtNEI4V0Z1QbeTZQ3B39LCBhCBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:00.888859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052326
observed e15c309890c4869160ff71afa47c49e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:00.870613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052326/manifest.json
observed 95784ad89adabe5c1a451e3f754bc970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:00.853935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052326/publication.md
observed b3534edeb7e2ae460b0f66342991b66c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:00.835683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052326/publication.txt
observed 8eedcc8f422efbdc9550ca4553d80bcd...
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.