OpenTechnical

OT-2026-000009156

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000009156) never changes.

Identity and time

Publication numberOT-2026-000009156 · never reused
Internal UUID01a0ae6b-31b9-71a8-83a9-4617857c70a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009156
StatusPUBLIC

Content hashes

Canonical text68cd538e183203873a8c6d7196641df9a3e307dc68b0162fc8ce68844d922311
Markdownee5a1194a61f1fc7a3fa31ffc45fb79db9de7c03157864b9b9595183484e762b
PDF
Publication pagec0264edbad938bbad77779d5e56f72cf97f2072b4ad844cc18759496189c229f
Manifest6c0ecc5b562326a7964e7d12f8d7ba7fefcc2a5b0ec3e829c4c3df5b86877e1b

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
SignatureaW2Enr6X78aqYoBZpRKrmt+k1YOI7QtC86Bavgthv7QXLTvH/RSgc+ZriFCapOZk9KzpadU1oz6jsnCXNj/UBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:51.505191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009156
observed c0264edbad938bbad77779d5e56f72cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.486532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009156/manifest.json
observed 6c0ecc5b562326a7964e7d12f8d7ba7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.466090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009156/publication.md
observed ee5a1194a61f1fc7a3fa31ffc45fb79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.447202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009156/publication.txt
observed 68cd538e183203873a8c6d7196641df9...
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.