OpenTechnical

OT-2026-000007760

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two 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-2026-000007760) never changes.

Identity and time

Publication numberOT-2026-000007760 · never reused
Internal UUID01a0ae62-843f-73c2-8145-332f5a3d38cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007760
StatusPUBLIC

Content hashes

Canonical text30005d3240dd4c295ab3ce0f5fd5e151c06adb3b62ab73a78f9ce31d486a09bf
Markdown944fecd622eb21f3536382dd8a57ed921b2127f1d6cb2ae606d90f665fb18360
PDF
Publication page558c93d29863aeb27ac47189f28ef019776f1f211c7b80c878fa6d93d28748bb
Manifest596d98b55e5b0a214843250c484604062325f54dedd30bc3e04706b8479f9810

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
SignaturefsZobh81ZHIjOZe9cpcmLAWinFK1txBwEGjTLKHkIEpgacCJPwgqenzLOHNgOoxYGekI9mtg0RCUw9X2wr2PAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:09.457450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007760
observed 558c93d29863aeb27ac47189f28ef019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.439618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007760/manifest.json
observed 596d98b55e5b0a214843250c48460406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.421902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007760/publication.md
observed 944fecd622eb21f3536382dd8a57ed92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:09.405528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007760/publication.txt
observed 30005d3240dd4c295ab3ce0f5fd5e151...
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.