OpenTechnical

OT-2026-000098140

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000098140) never changes.

Identity and time

Publication numberOT-2026-000098140 · never reused
Internal UUID01a0aea1-e963-7bd7-b051-340c90bfe25a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098140
StatusPUBLIC

Content hashes

Canonical text624eb8abd5ab17ec1e18c309e9ff042f5650ce8e04d45f6a24e7b4b6326e7c6b
Markdown267bb8810644d14e634a19664a9b2b082a443d5f726be37ca1a884c0b83a8887
PDF
Publication page5cba6cbc01d52237427adfe23884bbbb99576a1a3de5bea45cb894e829f9e54e
Manifest4bbb2e5b6689d66f43d4394bc673710a5240ecbf74f11c69e7ce0c598e9a7209

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
SignaturehXicAAFlQRxl3pDiSkYMUrwisZGiL0zcddS/KQho8Dit5foJW7CAL6ScmjjvMxSoV3ogLzKTMbPiaFNpFWB1Bg==
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

2026-09-17T09:31:17.203389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098140
observed 5cba6cbc01d52237427adfe23884bbbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.185551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098140/manifest.json
observed 4bbb2e5b6689d66f43d4394bc673710a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.169134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098140/publication.md
observed 267bb8810644d14e634a19664a9b2b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.150815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098140/publication.txt
observed 624eb8abd5ab17ec1e18c309e9ff042f...
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.