OpenTechnical

OT-2026-000048847

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000048847) never changes.

Identity and time

Publication numberOT-2026-000048847 · never reused
Internal UUID01a0ae80-c32e-75b1-b05d-ccbdd2d42613 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048847
StatusPUBLIC

Content hashes

Canonical text0be69d1839820be3718dd271ea030563fe58bf236a1d0a27bcfc77d3c806e370
Markdown54ee3100bfe71b2bcd82c55165bad84081bb793d50454caf0001e246c937f794
PDF
Publication page81a46732809dff9440d0206d2983235a5a8a5470d83f77ac6b62018020c0e9fe
Manifestaac47bbebbb090078ecf6529914068c613d39ae3d7510cc7fa2df9acec75a2fd

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
Signatureag0snpVTy6eVb1LvFDWF02osyHV303BGwxa7ceWhcc49fUv6xqzJGucsFogiJGmU1UbpBjgdYBZbChrh3MBWAA==
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

2026-09-17T11:04:38.682053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048847
observed 81a46732809dff9440d0206d2983235a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.665764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048847/manifest.json
observed aac47bbebbb090078ecf6529914068c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.645491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048847/publication.md
observed 54ee3100bfe71b2bcd82c55165bad840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:38.625335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048847/publication.txt
observed 0be69d1839820be3718dd271ea030563...
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.