OpenTechnical

OT-2026-000010277

Publication integrity record

Single cup vacuum gripper, two stage ejector, 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-2026-000010277) never changes.

Identity and time

Publication numberOT-2026-000010277 · never reused
Internal UUID01a0ae6b-cb7b-73c3-8f72-745cbc54e7e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010277
StatusPUBLIC

Content hashes

Canonical textb13ca449a4a1bdb2a60633fdf757cb9567ec2de878c6d85ea306c496b0d896d8
Markdown74966eb7fe77e072890dd5adf0551306c2498b15af82cce224c48c610f43095f
PDF
Publication pagea19cbd73a99b56afe0418ffff606e027f6d02b2c0242425ac8d309197000e7f3
Manifest4523d1d236948c1438e466d59b619f0e2543f104f4affd46190d22d4a9ce8815

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
SignatureCk/WwAggjzb/nHlR9xtEwyhxK+CsPgIjDvQRmNlb09Jz+X/o42zS6NVRtVvoQo/7M8hmr/x7iriwtaDQZZItCQ==
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

2026-09-17T12:16:30.238532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010277
observed a19cbd73a99b56afe0418ffff606e027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.220605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010277/manifest.json
observed 4523d1d236948c1438e466d59b619f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.202341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010277/publication.md
observed 74966eb7fe77e072890dd5adf0551306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.185031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010277/publication.txt
observed b13ca449a4a1bdb2a60633fdf757cb95...
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.