OpenTechnical

OT-2026-000008532

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, vented 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-2026-000008532) never changes.

Identity and time

Publication numberOT-2026-000008532 · never reused
Internal UUID01a0ae6a-e46a-7fa1-ae8e-0620d52759d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008532
StatusPUBLIC

Content hashes

Canonical textcddcff84aaba5ff6fcddc35ca67d263b9db990a7df0d39f97b1563132802e076
Markdownbd14b8148d83f172bae173a3c6f87daa98a0405b5b78937eb57f2bb48b329ddf
PDF
Publication pagef5d26d550996c9c80e345d528ebf3642a0532e79fff2e1f8a8998790d1784a8b
Manifest419c44567b4f1d6d3d499b52936bc9c61a527031f66cd881b382d7545f26996d

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
SignatureEZWMARJpwpB0uPDEoK27qyIXr+meym5DId9Jg29O7KwP5rxNKGx84y0W82dHxEPlHLafmPdRB5a5KULPg5qpAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:27.181925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008532
observed f5d26d550996c9c80e345d528ebf3642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.157050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008532/manifest.json
observed 419c44567b4f1d6d3d499b52936bc9c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.137613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008532/publication.md
observed bd14b8148d83f172bae173a3c6f87daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.115306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008532/publication.txt
observed cddcff84aaba5ff6fcddc35ca67d263b...
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.