OpenTechnical

OT-2026-000060660

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained 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-2026-000060660) never changes.

Identity and time

Publication numberOT-2026-000060660 · never reused
Internal UUID01a0ae8a-b7cd-7019-a703-49f73715bce1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060660
StatusPUBLIC

Content hashes

Canonical text2f6f77effc5707089e7eb051cc3190ed6e24c947d95d89a010cd15445a89669a
Markdownfb46b8ec45236259facf4e7af3350150cf357afe4498f75ca7fa5f6ef2349c48
PDF
Publication page89618c6aecb345da4350cbaa48809f4fe11a5dfa0edca3e4e5baeaa03367cd2a
Manifest6482481c80a7cdd2125c2e90ebbe9a491b35cfec6643e58436d2ba9e3b182f41

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
SignatureWo7NLM2weCHQfABIKciFFOLkBK2lnMflwOPgjnZcgWbmMPZ9+LWa3mCGZY8mAFPZcvLoO1rTSQgeGVfYHjj4AQ==
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...

Independent retrieval

2026-09-17T10:43:17.865305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060660
observed 89618c6aecb345da4350cbaa48809f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.847901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060660/manifest.json
observed 6482481c80a7cdd2125c2e90ebbe9a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.830726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060660/publication.md
observed fb46b8ec45236259facf4e7af3350150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.814390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060660/publication.txt
observed 2f6f77effc5707089e7eb051cc3190ed...
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.