OpenTechnical

OT-2026-000062883

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000062883) never changes.

Identity and time

Publication numberOT-2026-000062883 · never reused
Internal UUID01a0ae8c-94a8-7529-aacb-41ddb0cd370a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062883
StatusPUBLIC

Content hashes

Canonical texta21147ed4fe4c8aba0491c90581610071fb865aa232c9c6673543d66d749b798
Markdownbc2060b13c40045a87833688fba7c431e73e967b4850d5bb53e3829c3bc850b5
PDF
Publication pagee1462bef6d041d245f98320672a7ff2e2af71326b0050136cb709567ec9c8ebe
Manifest7eab60589ccb3017a4690f740695fc7c638281cad86b3cf8681a49ed97fa55fc

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
SignaturejXyX89K06iO5ZbLvC3iunBq5ahxUulmYOPF6F5jIklWDOvN8IpCifD5ftNvsKxKo1aBSxl0Gf9swMKx4YfJHDw==
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

2026-09-17T10:40:14.695456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883
observed e1462bef6d041d245f98320672a7ff2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.678587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883/manifest.json
observed 7eab60589ccb3017a4690f740695fc7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.661972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883/publication.md
observed bc2060b13c40045a87833688fba7c431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.642091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883/publication.txt
observed a21147ed4fe4c8aba0491c9058161007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.220327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883
observed e1462bef6d041d245f98320672a7ff2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.201172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883/manifest.json
observed 7eab60589ccb3017a4690f740695fc7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.183269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883/publication.md
observed bc2060b13c40045a87833688fba7c431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.165161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062883/publication.txt
observed a21147ed4fe4c8aba0491c9058161007...
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.