OpenTechnical

OT-2026-000010307

Publication integrity record

Single cup vacuum gripper, single stage ejector, pulsed blow-off 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-2026-000010307) never changes.

Identity and time

Publication numberOT-2026-000010307 · never reused
Internal UUID01a0ae6b-cb7b-7a2b-8d2c-328680d8a20c · 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-2026-000010307
StatusPUBLIC

Content hashes

Canonical text63dd31df690a71e57466b07b0abdec9f2c827d39e3b7001756b5c4c7e8349248
Markdown922af4752dda717cf9afb61cf441f8f7300837c90017a3d541d436843715e140
PDF
Publication pageba239304c3544210b7941a06c39151e59083dd5979a2d4f524f3df4262acc392
Manifestcaa136677263ca95aa3293351cbd751b9192e125ac1ae2ea5078363940c629f0

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
SignaturelxQGAm5ipB1hO4GUuhoXmpSbAR9ptM4DG+i3b6MDL4+yHPlzaOK13ragcXyXEUJtHGVBgvyRxR0K+Cd6b6uBBQ==
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

2026-09-17T12:16:32.449247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010307
observed ba239304c3544210b7941a06c39151e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.433160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010307/manifest.json
observed caa136677263ca95aa3293351cbd751b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.416342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010307/publication.md
observed 922af4752dda717cf9afb61cf441f8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:32.397816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010307/publication.txt
observed 63dd31df690a71e57466b07b0abdec9f...
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.