OpenTechnical

OT-2026-000085737

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, sustained 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-2026-000085737) never changes.

Identity and time

Publication numberOT-2026-000085737 · never reused
Internal UUID01a0ae99-aaae-7bc5-b22f-31df6a4ce9e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085737
StatusPUBLIC

Content hashes

Canonical text3719e2e2216f83fc36f7ae0e11d95f781584c129c228d2038599d72911d4d569
Markdown29988f415fe08a86ec8ad6fb21d1af1f857b82f737b7cc6b29572d36e7127a70
PDF
Publication pageda749892a4e4df3d4af953aa6a1ce2b11d45b784ac9efec325578ba6c6ba3684
Manifest7f285a7c31318301a2a2e26e8e1889766259255c4d06c25c93521827b31584aa

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
SignatureJJ7+RtAteHsJTQPruz519k01yspgpRMEjAmgM8FLYU7IsnF845BT8KpbyOCoZShkLpeVKk6dUSQGriVvtdu8Bg==
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

2026-09-17T09:54:39.088941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085737
observed da749892a4e4df3d4af953aa6a1ce2b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.073035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085737/manifest.json
observed 7f285a7c31318301a2a2e26e8e188976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.054440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085737/publication.md
observed 29988f415fe08a86ec8ad6fb21d1af1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.035362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085737/publication.txt
observed 3719e2e2216f83fc36f7ae0e11d95f78...
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.