OpenTechnical

OT-2026-000085570

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, 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-2026-000085570) never changes.

Identity and time

Publication numberOT-2026-000085570 · never reused
Internal UUID01a0ae99-aaac-7d8b-9e7a-15fee6b15b01 · 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-2026-000085570
StatusPUBLIC

Content hashes

Canonical textb368b96255fb4608abc8a2eee45db26701a2ff823f94e353d57780170aab933a
Markdownb710b66ce4ec559b729a0065da85426b37bd2ad80ff552e95aebed54e32557f7
PDF
Publication page0d5f72b2936f6ca74d1c84bd5f55d6a0ff676a2b8a74de4fa6592f0bb299fb2c
Manifest4b331138e041c4833156028616bb1ce189aa3772159c352c1d592da322d8865a

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
Signature6a8LJn+Q6WNk/gZMIGspMdG/TSQGxxLiPoyLOyhWGE7/D+/OPCLqYdYPxEBubKQrQKRP8nYdGCU2TZE5ZlOjAA==
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

2026-09-17T09:54:23.582144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085570
observed 0d5f72b2936f6ca74d1c84bd5f55d6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:23.566496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085570/manifest.json
observed 4b331138e041c4833156028616bb1ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:23.549189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085570/publication.md
observed b710b66ce4ec559b729a0065da85426b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:23.531231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085570/publication.txt
observed b368b96255fb4608abc8a2eee45db267...
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.