OpenTechnical

OT-2026-000048866

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000048866) never changes.

Identity and time

Publication numberOT-2026-000048866 · never reused
Internal UUID01a0ae81-134a-75c6-b926-75bc887632b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048866
StatusPUBLIC

Content hashes

Canonical text259383860b440fa9e33eb9d03ddddb000bfd96e72b8b8a430db7fb3203ab487c
Markdown3fefda172a45f9e4f2e37f60014f6f80ad772acee3602f5688b3e2e728e8864a
PDF
Publication page5c04d5a6a71843891d2165ad9cb8193e372ceb1a0224cfa87e4729771d344582
Manifesta00d24ff5f023aaa9b7cb2837b98d90081c6232ad99c8e37cc491245e56f8e28

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
Signaturekb0xErtJnD4CUSnXwiHzAyKPtKP5jrO5Uy+CuagPjvJy9t8lSi1iQhRy6qOrtWwUt0WPAKV1EZMNKpbhgGsvBA==
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

2026-09-17T11:03:01.074940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048866
observed 5c04d5a6a71843891d2165ad9cb8193e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.056751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048866/manifest.json
observed a00d24ff5f023aaa9b7cb2837b98d900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.037408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048866/publication.md
observed 3fefda172a45f9e4f2e37f60014f6f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.015445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048866/publication.txt
observed 259383860b440fa9e33eb9d03ddddb00...
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.