OpenTechnical

OT-2026-000051777

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000051777) never changes.

Identity and time

Publication numberOT-2026-000051777 · never reused
Internal UUID01a0ae83-7c83-79bc-845e-9bf32b89eefa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051777
StatusPUBLIC

Content hashes

Canonical text7508921b53f88dd3782084bf732e5491b76a7cbea511d078fccb4127bcfa1678
Markdownb6902a42ebd6767bed0e2f19653def5086fcc3e0130963af569ef79602c47349
PDF
Publication page7c3b2d70c59d3ecc044b34d085054b86d981e4114c9c78e765abec53c2cdd297
Manifest174dc78d689530a86802a6e895f111c98969c1ba8ab0624acb7294b3d3a6707f

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
Signature0Dqrn3beD124MfroWZkIB9Klj1zWOTfoP08RfSzE3qpF70zNcyeoT1NSdljn/p8xHqzazGh0sJVIsqmOr48LDw==
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

2026-09-17T10:58:41.061484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051777
observed 7c3b2d70c59d3ecc044b34d085054b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.044227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051777/manifest.json
observed 174dc78d689530a86802a6e895f111c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.025606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051777/publication.md
observed b6902a42ebd6767bed0e2f19653def50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.007229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051777/publication.txt
observed 7508921b53f88dd3782084bf732e5491...
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.