OpenTechnical

OT-2026-000051323

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000051323) never changes.

Identity and time

Publication numberOT-2026-000051323 · never reused
Internal UUID01a0ae83-2740-71ce-854f-6661f3494bcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051323
StatusPUBLIC

Content hashes

Canonical text87d0b619129df9f97d6b118540f52ecc97e75266cebe6b6cc3c9316e3ad002b4
Markdown64176e678a35be99ecdb69202203be846342bb1a293721f2b099e70826394ba8
PDF
Publication page7a6cb471f7b74597c26bf53180ad9267d5416d6fa9cfeaa21a3b015c4ec6e444
Manifest25178d121ba94dcf9cf05234e20f01ec6933b1811a658ea9e20244f3a3466026

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
SignatureVFsRlfHIgbPYSLeO9AmojJ7sWHN6FpfKFOLRMKq9S3wduZ7n/v6iPLdMsGS3Ekn5NGT7vH+kfun8I1D/F1yKAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:59:12.215847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051323
observed 7a6cb471f7b74597c26bf53180ad9267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.197853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051323/manifest.json
observed 25178d121ba94dcf9cf05234e20f01ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.179312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051323/publication.md
observed 64176e678a35be99ecdb69202203be84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.160571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051323/publication.txt
observed 87d0b619129df9f97d6b118540f52ecc...
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.