OpenTechnical

OT-2026-000101300

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101300) never changes.

Identity and time

Publication numberOT-2026-000101300 · never reused
Internal UUID01a0aea3-c379-75c9-afc5-28ba7242588c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101300
StatusPUBLIC

Content hashes

Canonical textda1089a969a4503c7abcb39373e9fef9862c53c5e83d9d89915ddd0fc7498d13
Markdown237ddb3de22184fbc20f0312319749a5efe384ad7ff4eedde66d98fb4ab4d8bf
PDF
Publication page79e39a4defeeacae7da4a571eff13fd63091cccc1aad0c23bab46800943403e6
Manifestcbe7f3955bb073abf30cde99ae2ce0cb2cd11674aae4c912505dc472e7e4a1d6

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
Signature7C2n65YnF+j5CVhzhHe0d48IgWAmNxL18Yl5FLNoSrSG9qFc+WUH+yZREDwlnPHBrpE48fhroMy114pgoct2BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:59.086368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101300
observed 79e39a4defeeacae7da4a571eff13fd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.069350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101300/manifest.json
observed cbe7f3955bb073abf30cde99ae2ce0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.050734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101300/publication.md
observed 237ddb3de22184fbc20f0312319749a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.032939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101300/publication.txt
observed da1089a969a4503c7abcb39373e9fef9...
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.