OpenTechnical

OT-2026-000006747

Publication integrity record

Porous face vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000006747) never changes.

Identity and time

Publication numberOT-2026-000006747 · never reused
Internal UUID01a0a966-0a0d-7568-9f63-41dbcc290749 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:47:11.888099Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006747
StatusPUBLIC

Content hashes

Canonical text8c5c908d7cdeeec458a24c1fa16be74abe11853b356ceb22de98a00163180c07
Markdown69adcc6d74515f5c19428c607b57f90a808511ecbe2e35972b939f2b0d32862b
PDF
Publication paged03bdbe6b66b8e103825b4e91cb71929b9fb1f70c67b7bcf85e12368e7d984e8
Manifest815b58c9bb051890817cd796d1fb613a980da86ca5a70950bbac15df58e76daa

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
SignatureRYwsOef204gr1lQAiFSACkcgXzDLXftOXzp9x27T0uRqhCOS3ZFMgkq45/0oPZ0WaGPXjSM4RFnB9NSoIYaQAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:10.736420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006747
observed d03bdbe6b66b8e103825b4e91cb71929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.722970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006747/manifest.json
observed 815b58c9bb051890817cd796d1fb613a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.711333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006747/publication.md
observed 69adcc6d74515f5c19428c607b57f90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.698392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006747/publication.txt
observed 8c5c908d7cdeeec458a24c1fa16be74a...
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.