OpenTechnical

OT-2026-000068710

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000068710) never changes.

Identity and time

Publication numberOT-2026-000068710 · never reused
Internal UUID01a0ae90-2483-7087-b039-899c3242746f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068710
StatusPUBLIC

Content hashes

Canonical text6465f3584c4234ca1f53b4aaf295495d850a203599818e496ad5e0a300a98b3f
Markdowncf148da80e291974673cdcdb405f405ae25ccdc5901ab25063c4f5df9961d14b
PDF
Publication pagee45c4688210a43a199de4e1b2d6b4434776e20d9dea098ef241bcc6f87939955
Manifest65db7b7b4bf18d8866507d387c6e1046afa66f0043c75b1cf65dea1d1d9ae309

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
SignatureipEmqxFxqDJphzhRguYF7OT6cDEgKBH3rmXCoZt1MUSGsRHm8x0QFo/Z/TtST7+lik4ueNqs2fmq4F0sbqd4Ag==
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

2026-09-17T10:29:55.147809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068710
observed e45c4688210a43a199de4e1b2d6b4434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.129709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068710/manifest.json
observed 65db7b7b4bf18d8866507d387c6e1046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.110642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068710/publication.md
observed cf148da80e291974673cdcdb405f405a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.093676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068710/publication.txt
observed 6465f3584c4234ca1f53b4aaf295495d...
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.