OpenTechnical

OT-2026-000023399

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000023399) never changes.

Identity and time

Publication numberOT-2026-000023399 · never reused
Internal UUID01a0ae70-7268-7633-b869-72c3280584d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023399
StatusPUBLIC

Content hashes

Canonical text14ceb24877bcb67d8898f9507a0378cf2348926eadfb433904a870e9f26eb3b3
Markdownab0a44d66682635c60900f851e901786ba8d440a59e301c128e878995dc6af66
PDF
Publication page78e8bc8d858c314d69a99cef6b5dce6e72726e5bc89095997515e0f6a3447b63
Manifestd170763be15b70fff83b00a0497b5e3ac8e4d517e1a9acb5cd2ccda3064db2b5

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
SignatureGEgIGKat1haaNFxDGSag62cbwdOiCOtgdWYCmmo3f3KqN+XkvFrnAnbwzHfTf6QCu8JP7rbNzQ6gVNVYLPPECQ==
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

2026-09-17T11:51:36.212701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023399
observed 78e8bc8d858c314d69a99cef6b5dce6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.193285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023399/manifest.json
observed d170763be15b70fff83b00a0497b5e3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.176320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023399/publication.md
observed ab0a44d66682635c60900f851e901786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.157686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023399/publication.txt
observed 14ceb24877bcb67d8898f9507a0378cf...
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.