OpenTechnical

OT-2026-000088567

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000088567) never changes.

Identity and time

Publication numberOT-2026-000088567 · never reused
Internal UUID01a0ae9b-8f0f-7df5-96ea-b964d74706cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088567
StatusPUBLIC

Content hashes

Canonical textfbb2d21431eb27133cc4b5ebb13a954f17493a0d60d031abd7bdc5412f48312f
Markdowna3adf4eacd0afbb70286f784fe819898f15f6db2d28144aa1383eca5b8009a83
PDF
Publication page78acc17e6bf865efc9b52f456a13ed8c3212309d55d11eff1ed110117aae40f6
Manifestddbdffaaf1f683c10d2a89ed5ecf0c7fb535498ae30d5b3af34c2db620bb6d4c

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
SignatureNJKxL761CnqjxNzyIViBFaxw0oDQiEPddqReTN0N68gvL2g4ORaG9BpJ3DsMY1rSj+7xU78tYNsB/ExIgqfxCg==
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

2026-09-17T09:47:45.168160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088567
observed 78acc17e6bf865efc9b52f456a13ed8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:45.148999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088567/manifest.json
observed ddbdffaaf1f683c10d2a89ed5ecf0c7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:45.128605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088567/publication.md
observed a3adf4eacd0afbb70286f784fe819898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:45.110930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088567/publication.txt
observed fbb2d21431eb27133cc4b5ebb13a954f...
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.