OpenTechnical

OT-2026-000076097

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three 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-2026-000076097) never changes.

Identity and time

Publication numberOT-2026-000076097 · never reused
Internal UUID01a0ae94-6a6e-71be-ac4f-659fa1de7401 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076097
StatusPUBLIC

Content hashes

Canonical text64db1b74116434c5baea6f313d908944dbc5ca42925252be96e5a4f5d1a2ffcf
Markdownc53570b3df37f0e2e319d20564d3809d3dbdd9ab5ee04913039fb836455b7b2b
PDF
Publication pagebfa427ee8409e9507b47f812195e34a1134bffdf0835e0bc7b86b3c7c936ce9e
Manifest7c62584e154d9e83be427e423bd0e0e5a591faa5f1452f05cee6482db3acaf42

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
SignatureeeuAUDxpbl2Uik9GjVNGkSdYwogEN6w1/fx84cmX3ePBiCqlB6D7B4Szw7D5/lstF+BIp4ssXfPnzGjZ0gz5Bw==
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

2026-09-17T10:10:58.300489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076097
observed bfa427ee8409e9507b47f812195e34a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:58.281401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076097/manifest.json
observed 7c62584e154d9e83be427e423bd0e0e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:58.261487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076097/publication.md
observed c53570b3df37f0e2e319d20564d3809d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:58.242808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076097/publication.txt
observed 64db1b74116434c5baea6f313d908944...
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.