OpenTechnical

OT-2026-000103037

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000103037) never changes.

Identity and time

Publication numberOT-2026-000103037 · never reused
Internal UUID01a0aea4-be3d-7bf8-8141-9a1a916051b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103037
StatusPUBLIC

Content hashes

Canonical textdcbdfc4b07715b04beadefde6c166eb8c4ebb836e466e2036cfa3f99323da25b
Markdownf5fac1524121ef9792c3b74883e9a12f9868ce682f457ac859c8ecb67e8f95b1
PDF
Publication page0c8107f53db58e608abf708128b6bd552bc6e05f59c8516f7d1fd147e8b6faf7
Manifest0b075b5f817fdacbfb6417bf73757c9290b60377fe544ffec5d928919766e331

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
Signaturetmn03JWzYAAitF+oWD3ZRCIo0xJGFvcpx71MJAkpiFRFGAWa76XTEj6RarNmXIttGmQJGczcQzL32nfAZezICQ==
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

2026-09-17T09:23:09.610670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103037
observed 0c8107f53db58e608abf708128b6bd55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.592003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103037/manifest.json
observed 0b075b5f817fdacbfb6417bf73757c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.574139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103037/publication.md
observed f5fac1524121ef9792c3b74883e9a12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.557799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103037/publication.txt
observed dcbdfc4b07715b04beadefde6c166eb8...
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.