OpenTechnical

OT-2026-000043035

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000043035) never changes.

Identity and time

Publication numberOT-2026-000043035 · never reused
Internal UUID01a0ae7b-3278-7215-b3c6-198d0c9367cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043035
StatusPUBLIC

Content hashes

Canonical textebbee66bfbf266a8c3d079b5ec82319a54a11e483c9bae8f57dddd4e5685b0fd
Markdown7f9682ae1289c089aff7315063b33c4bd5e5f78d3b6b1bdf1e19ad1b4015c52a
PDF
Publication page0755ddf2b3ba7f4bcf65a4f92ac9cc36afcbeb4a29e58ea85d8bd0fd5dff7ab2
Manifestcbb30d7495f4a64086e8faaf4d98b9e06fe76b31da81b713909051c7b9f0e59b

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
SignatureAf/IviO7rfmdwkFq/Nj467im0Nr47xfp3O7q6rWIdwl87RSntQggBb8BLIg+0cARaTreqk+g3uhNK+GMHMKQCw==
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

2026-09-17T11:13:26.072447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043035
observed 0755ddf2b3ba7f4bcf65a4f92ac9cc36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.052504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043035/manifest.json
observed cbb30d7495f4a64086e8faaf4d98b9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.031952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043035/publication.md
observed 7f9682ae1289c089aff7315063b33c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.011832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043035/publication.txt
observed ebbee66bfbf266a8c3d079b5ec82319a...
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.