OpenTechnical

OT-2026-000052895

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000052895) never changes.

Identity and time

Publication numberOT-2026-000052895 · never reused
Internal UUID01a0ae84-a42f-7f12-bf58-563f5abd9291 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052895
StatusPUBLIC

Content hashes

Canonical text826209f24cac059e8e4d9e2dfec993538b523c0c95081188c895220dabe0eb24
Markdown04a9d6fd9829adacb5726b4dd7590d6650c799073fb37981cb7fb7002e6ab691
PDF
Publication page1f0d4d5980285444c17b9ba8f5045077d7be6277652d4041427b43fa6b3e6a8d
Manifestdee3a92e3e665760489cad7634332770cb33966e4215379f33b771cf0dfc0dd6

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
Signaturepclhx6Ls5lm+VtcVCrV1LXCJgMH78Qr2QPCX13fJ6ns86ntfcwiwMYi3x0KnpVOorGyWDpnJOFTWUJNM/GfKBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:32.106879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052895
observed 1f0d4d5980285444c17b9ba8f5045077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:32.088862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052895/manifest.json
observed dee3a92e3e665760489cad7634332770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:32.069687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052895/publication.md
observed 04a9d6fd9829adacb5726b4dd7590d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:32.036553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052895/publication.txt
observed 826209f24cac059e8e4d9e2dfec99353...
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.