OpenTechnical

OT-2026-000079260

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000079260) never changes.

Identity and time

Publication numberOT-2026-000079260 · never reused
Internal UUID01a0ae96-0b90-7b98-8c62-d36a8a6cb196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079260
StatusPUBLIC

Content hashes

Canonical text14a0352386202572c119c00892a2785dbcd564c314763dec7039191ceee52f69
Markdownf6b62715818aff6c76aad206e23abe39f8ab07c3fbac0fe99d66a75ca58dbc56
PDF
Publication page0f84f6f3adabac1522a7c8a440bfc81859469675299654acbf4445242bccce1a
Manifest632f962a8b97e65afbef8278d12cb544a96cb9cd60e2075ab4d0579d5bee66a1

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
SignatureP9KuejDyK1f7TLQOMZeh9NvGKKfdRTINbD3ukAvwuf9sXGpQgH7qYiLfjY0lAw68YwGuvc+lYsSGEEu/t2/gAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:51.334561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079260
observed 0f84f6f3adabac1522a7c8a440bfc818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.315258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079260/manifest.json
observed 632f962a8b97e65afbef8278d12cb544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.297031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079260/publication.md
observed f6b62715818aff6c76aad206e23abe39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.278258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079260/publication.txt
observed 14a0352386202572c119c00892a2785d...
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.