OpenTechnical

OT-2026-000047882

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000047882) never changes.

Identity and time

Publication numberOT-2026-000047882 · never reused
Internal UUID01a0ae7f-c421-7a12-8273-3beaf5420c9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047882
StatusPUBLIC

Content hashes

Canonical text713abe899c29ac430c4831394625d1b43233c945173dc63582462e6bb8a6abe2
Markdowna8705f8ef7fcf456f7fd710b60166d87d0b9147efdc8de8c3e7be5098492cd3c
PDF
Publication page6a4ded949eacaef7f625a26d087a6d80f6e0d21b8491efd998aaa91ccc5daba4
Manifestb0e7f59fcd7c47a5ef4322ab92253a727c834fb2872ee73dcac76a809382bb52

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
Signature8H8SxFwD9G/zwiUPHjrcconun8xXhc5S+Tvww00ysfqTO05lQ8supqFc3MPwVY0cn1QgGy021YqEMBk1BevKCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:05:48.857773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047882
observed 6a4ded949eacaef7f625a26d087a6d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:48.840007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047882/manifest.json
observed b0e7f59fcd7c47a5ef4322ab92253a72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:48.821097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047882/publication.md
observed a8705f8ef7fcf456f7fd710b60166d87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:48.801690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047882/publication.txt
observed 713abe899c29ac430c4831394625d1b4...
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.